Home / 7,117,833.10-9,822,558.32-3,854,572.16

Finding the Fourth Proportional to 7,117,833.10, 9,822,558.32 and 3,854,572.16

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Solution

The fourth proportional to 7,117,833.10, 9,822,558.32 and 3,854,572.16 is: 5,319,281.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,833.10 : 9,822,558.32 = 3,854,572.16 : x
  2. Step 2: Convert to fraction form
    7,117,833.10/9,822,558.32 = 3,854,572.16/x
  3. Step 3: Cross multiply
    7,117,833.10x = 9,822,558.32 × 3,854,572.16
  4. Step 4: Simplify right side
    7,117,833.10x = 37,861,759,840,248.38
  5. Step 5: Solve for x
    x = 37,861,759,840,248.38/7,117,833.10
  6. Step 6: Final answer
    x = 5,319,281.77

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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.