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Finding the Fourth Proportional to 6,506,717.59, 8,979,271.13 and 3,606,295.71

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Solution

The fourth proportional to 6,506,717.59, 8,979,271.13 and 3,606,295.71 is: 4,976,688.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,506,717.59 : 8,979,271.13 = 3,606,295.71 : x
  2. Step 2: Convert to fraction form
    6,506,717.59/8,979,271.13 = 3,606,295.71/x
  3. Step 3: Cross multiply
    6,506,717.59x = 8,979,271.13 × 3,606,295.71
  4. Step 4: Simplify right side
    6,506,717.59x = 32,381,906,937,014.38
  5. Step 5: Solve for x
    x = 32,381,906,937,014.38/6,506,717.59
  6. Step 6: Final answer
    x = 4,976,688.55

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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.