Home / 20,587,480.83-30,881,442.98-6,210,673.18

Finding the Fourth Proportional to 20,587,480.83, 30,881,442.98 and 6,210,673.18

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Solution

The fourth proportional to 20,587,480.83, 30,881,442.98 and 6,210,673.18 is: 9,316,076.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,587,480.83 : 30,881,442.98 = 6,210,673.18 : x
  2. Step 2: Convert to fraction form
    20,587,480.83/30,881,442.98 = 6,210,673.18/x
  3. Step 3: Cross multiply
    20,587,480.83x = 30,881,442.98 × 6,210,673.18
  4. Step 4: Simplify right side
    20,587,480.83x = 191,794,549,613,908.38
  5. Step 5: Solve for x
    x = 191,794,549,613,908.38/20,587,480.83
  6. Step 6: Final answer
    x = 9,316,076.66

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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.