Home / 14,413,535.80-19,890,679.10-7,887,165.01

Finding the Fourth Proportional to 14,413,535.80, 19,890,679.10 and 7,887,165.01

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Solution

The fourth proportional to 14,413,535.80, 19,890,679.10 and 7,887,165.01 is: 10,884,287.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,413,535.80 : 19,890,679.10 = 7,887,165.01 : x
  2. Step 2: Convert to fraction form
    14,413,535.80/19,890,679.10 = 7,887,165.01/x
  3. Step 3: Cross multiply
    14,413,535.80x = 19,890,679.10 × 7,887,165.01
  4. Step 4: Simplify right side
    14,413,535.80x = 156,881,068,222,658.31
  5. Step 5: Solve for x
    x = 156,881,068,222,658.31/14,413,535.80
  6. Step 6: Final answer
    x = 10,884,287.55

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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.