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Finding the Fourth Proportional to 7,098,437.04, 9,784,366.80 and 5,547,002.34

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Solution

The fourth proportional to 7,098,437.04, 9,784,366.80 and 5,547,002.34 is: 7,645,895.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098,437.04 : 9,784,366.80 = 5,547,002.34 : x
  2. Step 2: Convert to fraction form
    7,098,437.04/9,784,366.80 = 5,547,002.34/x
  3. Step 3: Cross multiply
    7,098,437.04x = 9,784,366.80 × 5,547,002.34
  4. Step 4: Simplify right side
    7,098,437.04x = 54,273,905,535,018.31
  5. Step 5: Solve for x
    x = 54,273,905,535,018.31/7,098,437.04
  6. Step 6: Final answer
    x = 7,645,895.18

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1.5x scale

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.