Home / 9,506,916.18-13,121,221.32-5,641,568.64

Finding the Fourth Proportional to 9,506,916.18, 13,121,221.32 and 5,641,568.64

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Solution

The fourth proportional to 9,506,916.18, 13,121,221.32 and 5,641,568.64 is: 7,786,359.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,506,916.18 : 13,121,221.32 = 5,641,568.64 : x
  2. Step 2: Convert to fraction form
    9,506,916.18/13,121,221.32 = 5,641,568.64/x
  3. Step 3: Cross multiply
    9,506,916.18x = 13,121,221.32 × 5,641,568.64
  4. Step 4: Simplify right side
    9,506,916.18x = 74,024,270,717,411.41
  5. Step 5: Solve for x
    x = 74,024,270,717,411.41/9,506,916.18
  6. Step 6: Final answer
    x = 7,786,359.88

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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.