Home / 27,552,916.52-38,024,842.02-15,329,799.08

Finding the Fourth Proportional to 27,552,916.52, 38,024,842.02 and 15,329,799.08

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Solution

The fourth proportional to 27,552,916.52, 38,024,842.02 and 15,329,799.08 is: 21,156,133.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,552,916.52 : 38,024,842.02 = 15,329,799.08 : x
  2. Step 2: Convert to fraction form
    27,552,916.52/38,024,842.02 = 15,329,799.08/x
  3. Step 3: Cross multiply
    27,552,916.52x = 38,024,842.02 × 15,329,799.08
  4. Step 4: Simplify right side
    27,552,916.52x = 582,913,188,215,341.38
  5. Step 5: Solve for x
    x = 582,913,188,215,341.38/27,552,916.52
  6. Step 6: Final answer
    x = 21,156,133.79

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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.