Home / 39,688,263.40-59,490,404.70-15,417,812.20

Finding the Fourth Proportional to 39,688,263.40, 59,490,404.70 and 15,417,812.20

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Solution

The fourth proportional to 39,688,263.40, 59,490,404.70 and 15,417,812.20 is: 23,110,406.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,688,263.40 : 59,490,404.70 = 15,417,812.20 : x
  2. Step 2: Convert to fraction form
    39,688,263.40/59,490,404.70 = 15,417,812.20/x
  3. Step 3: Cross multiply
    39,688,263.40x = 59,490,404.70 × 15,417,812.20
  4. Step 4: Simplify right side
    39,688,263.40x = 917,211,887,366,597.38
  5. Step 5: Solve for x
    x = 917,211,887,366,597.38/39,688,263.40
  6. Step 6: Final answer
    x = 23,110,406.17

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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.