Home / 27,562,600.64-38,035,082.08-15,172,438.72

Finding the Fourth Proportional to 27,562,600.64, 38,035,082.08 and 15,172,438.72

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Solution

The fourth proportional to 27,562,600.64, 38,035,082.08 and 15,172,438.72 is: 20,937,246.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,562,600.64 : 38,035,082.08 = 15,172,438.72 : x
  2. Step 2: Convert to fraction form
    27,562,600.64/38,035,082.08 = 15,172,438.72/x
  3. Step 3: Cross multiply
    27,562,600.64x = 38,035,082.08 × 15,172,438.72
  4. Step 4: Simplify right side
    27,562,600.64x = 577,084,952,068,970.12
  5. Step 5: Solve for x
    x = 577,084,952,068,970.12/27,562,600.64
  6. Step 6: Final answer
    x = 20,937,246.08

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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.