Home / 14,238,672.40-19,643,944.08-10,526,417.20

Finding the Fourth Proportional to 14,238,672.40, 19,643,944.08 and 10,526,417.20

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Solution

The fourth proportional to 14,238,672.40, 19,643,944.08 and 10,526,417.20 is: 14,522,445.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,238,672.40 : 19,643,944.08 = 10,526,417.20 : x
  2. Step 2: Convert to fraction form
    14,238,672.40/19,643,944.08 = 10,526,417.20/x
  3. Step 3: Cross multiply
    14,238,672.40x = 19,643,944.08 × 10,526,417.20
  4. Step 4: Simplify right side
    14,238,672.40x = 206,780,350,839,550.16
  5. Step 5: Solve for x
    x = 206,780,350,839,550.16/14,238,672.40
  6. Step 6: Final answer
    x = 14,522,445.99

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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.