Home / 8,721,373.94-12,035,892.43-4,854,142.95

Finding the Fourth Proportional to 8,721,373.94, 12,035,892.43 and 4,854,142.95

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Solution

The fourth proportional to 8,721,373.94, 12,035,892.43 and 4,854,142.95 is: 6,698,937.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,373.94 : 12,035,892.43 = 4,854,142.95 : x
  2. Step 2: Convert to fraction form
    8,721,373.94/12,035,892.43 = 4,854,142.95/x
  3. Step 3: Cross multiply
    8,721,373.94x = 12,035,892.43 × 4,854,142.95
  4. Step 4: Simplify right side
    8,721,373.94x = 58,423,942,386,042.87
  5. Step 5: Solve for x
    x = 58,423,942,386,042.87/8,721,373.94
  6. Step 6: Final answer
    x = 6,698,937.90

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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.