Home / 71,077,330.32-106,627,451.96-21,893,160.76

Finding the Fourth Proportional to 71,077,330.32, 106,627,451.96 and 21,893,160.76

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Solution

The fourth proportional to 71,077,330.32, 106,627,451.96 and 21,893,160.76 is: 32,843,269.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,077,330.32 : 106,627,451.96 = 21,893,160.76 : x
  2. Step 2: Convert to fraction form
    71,077,330.32/106,627,451.96 = 21,893,160.76/x
  3. Step 3: Cross multiply
    71,077,330.32x = 106,627,451.96 × 21,893,160.76
  4. Step 4: Simplify right side
    71,077,330.32x = 2,334,411,947,189,457
  5. Step 5: Solve for x
    x = 2,334,411,947,189,457/71,077,330.32
  6. Step 6: Final answer
    x = 32,843,269.95

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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.