Home / 39,459,119.76-59,187,345.48-13,899,461.16

Finding the Fourth Proportional to 39,459,119.76, 59,187,345.48 and 13,899,461.16

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Solution

The fourth proportional to 39,459,119.76, 59,187,345.48 and 13,899,461.16 is: 20,848,721.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,459,119.76 : 59,187,345.48 = 13,899,461.16 : x
  2. Step 2: Convert to fraction form
    39,459,119.76/59,187,345.48 = 13,899,461.16/x
  3. Step 3: Cross multiply
    39,459,119.76x = 59,187,345.48 × 13,899,461.16
  4. Step 4: Simplify right side
    39,459,119.76x = 822,672,209,662,761.50
  5. Step 5: Solve for x
    x = 822,672,209,662,761.50/39,459,119.76
  6. Step 6: Final answer
    x = 20,848,721.78

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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.