Home / 8,701,897.32-12,008,831.85-4,781,621.43

Finding the Fourth Proportional to 8,701,897.32, 12,008,831.85 and 4,781,621.43

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Solution

The fourth proportional to 8,701,897.32, 12,008,831.85 and 4,781,621.43 is: 6,598,754.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701,897.32 : 12,008,831.85 = 4,781,621.43 : x
  2. Step 2: Convert to fraction form
    8,701,897.32/12,008,831.85 = 4,781,621.43/x
  3. Step 3: Cross multiply
    8,701,897.32x = 12,008,831.85 × 4,781,621.43
  4. Step 4: Simplify right side
    8,701,897.32x = 57,421,687,723,226.54
  5. Step 5: Solve for x
    x = 57,421,687,723,226.54/8,701,897.32
  6. Step 6: Final answer
    x = 6,598,754.92

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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.