Home / 14,316,761.25-21,478,504.39-4,732,138.76

Finding the Fourth Proportional to 14,316,761.25, 21,478,504.39 and 4,732,138.76

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Solution

The fourth proportional to 14,316,761.25, 21,478,504.39 and 4,732,138.76 is: 7,099,319.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,316,761.25 : 21,478,504.39 = 4,732,138.76 : x
  2. Step 2: Convert to fraction form
    14,316,761.25/21,478,504.39 = 4,732,138.76/x
  3. Step 3: Cross multiply
    14,316,761.25x = 21,478,504.39 × 4,732,138.76
  4. Step 4: Simplify right side
    14,316,761.25x = 101,639,263,011,526.28
  5. Step 5: Solve for x
    x = 101,639,263,011,526.28/14,316,761.25
  6. Step 6: Final answer
    x = 7,099,319.55

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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.