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Finding the Fourth Proportional to 8,472,594, 11,684,133 and 5,574,444.24

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Solution

The fourth proportional to 8,472,594, 11,684,133 and 5,574,444.24 is: 7,687,438.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,472,594 : 11,684,133 = 5,574,444.24 : x
  2. Step 2: Convert to fraction form
    8,472,594/11,684,133 = 5,574,444.24/x
  3. Step 3: Cross multiply
    8,472,594x = 11,684,133 × 5,574,444.24
  4. Step 4: Simplify right side
    8,472,594x = 65,132,547,901,243.92
  5. Step 5: Solve for x
    x = 65,132,547,901,243.92/8,472,594
  6. Step 6: Final answer
    x = 7,687,438.81

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Double scale
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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.