Home / 27,548,764.32-38,016,153.15-14,989,870.83

Finding the Fourth Proportional to 27,548,764.32, 38,016,153.15 and 14,989,870.83

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Solution

The fourth proportional to 27,548,764.32, 38,016,153.15 and 14,989,870.83 is: 20,685,400.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,548,764.32 : 38,016,153.15 = 14,989,870.83 : x
  2. Step 2: Convert to fraction form
    27,548,764.32/38,016,153.15 = 14,989,870.83/x
  3. Step 3: Cross multiply
    27,548,764.32x = 38,016,153.15 × 14,989,870.83
  4. Step 4: Simplify right side
    27,548,764.32x = 569,857,225,128,838.38
  5. Step 5: Solve for x
    x = 569,857,225,128,838.38/27,548,764.32
  6. Step 6: Final answer
    x = 20,685,400.57

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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.