Home / 12,584,305.60-18,864,016.80-5,001,150.40

Finding the Fourth Proportional to 12,584,305.60, 18,864,016.80 and 5,001,150.40

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Solution

The fourth proportional to 12,584,305.60, 18,864,016.80 and 5,001,150.40 is: 7,496,781.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584,305.60 : 18,864,016.80 = 5,001,150.40 : x
  2. Step 2: Convert to fraction form
    12,584,305.60/18,864,016.80 = 5,001,150.40/x
  3. Step 3: Cross multiply
    12,584,305.60x = 18,864,016.80 × 5,001,150.40
  4. Step 4: Simplify right side
    12,584,305.60x = 94,341,785,164,926.73
  5. Step 5: Solve for x
    x = 94,341,785,164,926.73/12,584,305.60
  6. Step 6: Final answer
    x = 7,496,781.16

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1.5x scale

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.