Home / 26,001,330.90-39,001,996.35-18,443,058.90

Finding the Fourth Proportional to 26,001,330.90, 39,001,996.35 and 18,443,058.90

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Solution

The fourth proportional to 26,001,330.90, 39,001,996.35 and 18,443,058.90 is: 27,664,588.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001,330.90 : 39,001,996.35 = 18,443,058.90 : x
  2. Step 2: Convert to fraction form
    26,001,330.90/39,001,996.35 = 18,443,058.90/x
  3. Step 3: Cross multiply
    26,001,330.90x = 39,001,996.35 × 18,443,058.90
  4. Step 4: Simplify right side
    26,001,330.90x = 719,316,115,900,635
  5. Step 5: Solve for x
    x = 719,316,115,900,635/26,001,330.90
  6. Step 6: Final answer
    x = 27,664,588.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.