Home / 19,155,753.42-26,413,403.31-15,660,285.90

Finding the Fourth Proportional to 19,155,753.42, 26,413,403.31 and 15,660,285.90

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Solution

The fourth proportional to 19,155,753.42, 26,413,403.31 and 15,660,285.90 is: 21,593,588.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,155,753.42 : 26,413,403.31 = 15,660,285.90 : x
  2. Step 2: Convert to fraction form
    19,155,753.42/26,413,403.31 = 15,660,285.90/x
  3. Step 3: Cross multiply
    19,155,753.42x = 26,413,403.31 × 15,660,285.90
  4. Step 4: Simplify right side
    19,155,753.42x = 413,641,447,426,606.31
  5. Step 5: Solve for x
    x = 413,641,447,426,606.31/19,155,753.42
  6. Step 6: Final answer
    x = 21,593,588.01

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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.