Home / 17,739,805.40-26,609,708.10-12,071,101.40

Finding the Fourth Proportional to 17,739,805.40, 26,609,708.10 and 12,071,101.40

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Solution

The fourth proportional to 17,739,805.40, 26,609,708.10 and 12,071,101.40 is: 18,106,652.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,739,805.40 : 26,609,708.10 = 12,071,101.40 : x
  2. Step 2: Convert to fraction form
    17,739,805.40/26,609,708.10 = 12,071,101.40/x
  3. Step 3: Cross multiply
    17,739,805.40x = 26,609,708.10 × 12,071,101.40
  4. Step 4: Simplify right side
    17,739,805.40x = 321,208,484,699,501.38
  5. Step 5: Solve for x
    x = 321,208,484,699,501.38/17,739,805.40
  6. Step 6: Final answer
    x = 18,106,652.10

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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.