Home / 47,023,618.52-64,914,310.29-28,194,111.17

Finding the Fourth Proportional to 47,023,618.52, 64,914,310.29 and 28,194,111.17

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Solution

The fourth proportional to 47,023,618.52, 64,914,310.29 and 28,194,111.17 is: 38,920,894.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,023,618.52 : 64,914,310.29 = 28,194,111.17 : x
  2. Step 2: Convert to fraction form
    47,023,618.52/64,914,310.29 = 28,194,111.17/x
  3. Step 3: Cross multiply
    47,023,618.52x = 64,914,310.29 × 28,194,111.17
  4. Step 4: Simplify right side
    47,023,618.52x = 1,830,201,280,840,135
  5. Step 5: Solve for x
    x = 1,830,201,280,840,135/47,023,618.52
  6. Step 6: Final answer
    x = 38,920,894.19

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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.