Home / 7,176,895.59-9,904,355.01-3,913,888.35

Finding the Fourth Proportional to 7,176,895.59, 9,904,355.01 and 3,913,888.35

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Solution

The fourth proportional to 7,176,895.59, 9,904,355.01 and 3,913,888.35 is: 5,401,296.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176,895.59 : 9,904,355.01 = 3,913,888.35 : x
  2. Step 2: Convert to fraction form
    7,176,895.59/9,904,355.01 = 3,913,888.35/x
  3. Step 3: Cross multiply
    7,176,895.59x = 9,904,355.01 × 3,913,888.35
  4. Step 4: Simplify right side
    7,176,895.59x = 38,764,539,687,903.13
  5. Step 5: Solve for x
    x = 38,764,539,687,903.13/7,176,895.59
  6. Step 6: Final answer
    x = 5,401,296.31

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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.