Home / 19,218,016.23-26,520,862.13-10,516,188.59

Finding the Fourth Proportional to 19,218,016.23, 26,520,862.13 and 10,516,188.59

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Solution

The fourth proportional to 19,218,016.23, 26,520,862.13 and 10,516,188.59 is: 14,512,340.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218,016.23 : 26,520,862.13 = 10,516,188.59 : x
  2. Step 2: Convert to fraction form
    19,218,016.23/26,520,862.13 = 10,516,188.59/x
  3. Step 3: Cross multiply
    19,218,016.23x = 26,520,862.13 × 10,516,188.59
  4. Step 4: Simplify right side
    19,218,016.23x = 278,898,387,652,590.72
  5. Step 5: Solve for x
    x = 278,898,387,652,590.72/19,218,016.23
  6. Step 6: Final answer
    x = 14,512,340.10

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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.