Home / 61,520,519.60-84,869,411.28-43,883,320.40

Finding the Fourth Proportional to 61,520,519.60, 84,869,411.28 and 43,883,320.40

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Solution

The fourth proportional to 61,520,519.60, 84,869,411.28 and 43,883,320.40 is: 60,538,363.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,520,519.60 : 84,869,411.28 = 43,883,320.40 : x
  2. Step 2: Convert to fraction form
    61,520,519.60/84,869,411.28 = 43,883,320.40/x
  3. Step 3: Cross multiply
    61,520,519.60x = 84,869,411.28 × 43,883,320.40
  4. Step 4: Simplify right side
    61,520,519.60x = 3,724,351,567,359,614
  5. Step 5: Solve for x
    x = 3,724,351,567,359,614/61,520,519.60
  6. Step 6: Final answer
    x = 60,538,363.32

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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.