Home / 17,262,079.86-25,871,468.31-9,155,045.82

Finding the Fourth Proportional to 17,262,079.86, 25,871,468.31 and 9,155,045.82

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Solution

The fourth proportional to 17,262,079.86, 25,871,468.31 and 9,155,045.82 is: 13,721,085.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,262,079.86 : 25,871,468.31 = 9,155,045.82 : x
  2. Step 2: Convert to fraction form
    17,262,079.86/25,871,468.31 = 9,155,045.82/x
  3. Step 3: Cross multiply
    17,262,079.86x = 25,871,468.31 × 9,155,045.82
  4. Step 4: Simplify right side
    17,262,079.86x = 236,854,477,808,727.97
  5. Step 5: Solve for x
    x = 236,854,477,808,727.97/17,262,079.86
  6. Step 6: Final answer
    x = 13,721,085.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.