Home / 51,547,251.52-71,133,294-28,340,997.76

Finding the Fourth Proportional to 51,547,251.52, 71,133,294 and 28,340,997.76

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Solution

The fourth proportional to 51,547,251.52, 71,133,294 and 28,340,997.76 is: 39,109,525.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,547,251.52 : 71,133,294 = 28,340,997.76 : x
  2. Step 2: Convert to fraction form
    51,547,251.52/71,133,294 = 28,340,997.76/x
  3. Step 3: Cross multiply
    51,547,251.52x = 71,133,294 × 28,340,997.76
  4. Step 4: Simplify right side
    51,547,251.52x = 2,015,988,525,915,421.50
  5. Step 5: Solve for x
    x = 2,015,988,525,915,421.50/51,547,251.52
  6. Step 6: Final answer
    x = 39,109,525.08

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Double scale
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1.5x scale

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.