Home / 16,871,001.90-25,306,502.85-12,358,848.30

Finding the Fourth Proportional to 16,871,001.90, 25,306,502.85 and 12,358,848.30

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Solution

The fourth proportional to 16,871,001.90, 25,306,502.85 and 12,358,848.30 is: 18,538,272.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,871,001.90 : 25,306,502.85 = 12,358,848.30 : x
  2. Step 2: Convert to fraction form
    16,871,001.90/25,306,502.85 = 12,358,848.30/x
  3. Step 3: Cross multiply
    16,871,001.90x = 25,306,502.85 × 12,358,848.30
  4. Step 4: Simplify right side
    16,871,001.90x = 312,759,229,726,667.69
  5. Step 5: Solve for x
    x = 312,759,229,726,667.69/16,871,001.90
  6. Step 6: Final answer
    x = 18,538,272.45

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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.