Home / 19,218,888.28-26,522,063.16-10,517,058.59

Finding the Fourth Proportional to 19,218,888.28, 26,522,063.16 and 10,517,058.59

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Solution

The fourth proportional to 19,218,888.28, 26,522,063.16 and 10,517,058.59 is: 14,513,539.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218,888.28 : 26,522,063.16 = 10,517,058.59 : x
  2. Step 2: Convert to fraction form
    19,218,888.28/26,522,063.16 = 10,517,058.59/x
  3. Step 3: Cross multiply
    19,218,888.28x = 26,522,063.16 × 10,517,058.59
  4. Step 4: Simplify right side
    19,218,888.28x = 278,934,092,181,400.53
  5. Step 5: Solve for x
    x = 278,934,092,181,400.53/19,218,888.28
  6. Step 6: Final answer
    x = 14,513,539.40

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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.