Home / 71,569,642.60-107,385,956.70-33,211,412.20

Finding the Fourth Proportional to 71,569,642.60, 107,385,956.70 and 33,211,412.20

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Solution

The fourth proportional to 71,569,642.60, 107,385,956.70 and 33,211,412.20 is: 49,831,732.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,569,642.60 : 107,385,956.70 = 33,211,412.20 : x
  2. Step 2: Convert to fraction form
    71,569,642.60/107,385,956.70 = 33,211,412.20/x
  3. Step 3: Cross multiply
    71,569,642.60x = 107,385,956.70 × 33,211,412.20
  4. Step 4: Simplify right side
    71,569,642.60x = 3,566,439,272,455,052
  5. Step 5: Solve for x
    x = 3,566,439,272,455,052/71,569,642.60
  6. Step 6: Final answer
    x = 49,831,732.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.