Home / 7,235,368.68-9,984,925.78-3,972,484.20

Finding the Fourth Proportional to 7,235,368.68, 9,984,925.78 and 3,972,484.20

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Solution

The fourth proportional to 7,235,368.68, 9,984,925.78 and 3,972,484.20 is: 5,482,092.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,235,368.68 : 9,984,925.78 = 3,972,484.20 : x
  2. Step 2: Convert to fraction form
    7,235,368.68/9,984,925.78 = 3,972,484.20/x
  3. Step 3: Cross multiply
    7,235,368.68x = 9,984,925.78 × 3,972,484.20
  4. Step 4: Simplify right side
    7,235,368.68x = 39,664,959,899,222.67
  5. Step 5: Solve for x
    x = 39,664,959,899,222.67/7,235,368.68
  6. Step 6: Final answer
    x = 5,482,092.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.