Home / 8,544,048.90-12,816,073.35-5,358,999.30

Finding the Fourth Proportional to 8,544,048.90, 12,816,073.35 and 5,358,999.30

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Solution

The fourth proportional to 8,544,048.90, 12,816,073.35 and 5,358,999.30 is: 8,038,498.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544,048.90 : 12,816,073.35 = 5,358,999.30 : x
  2. Step 2: Convert to fraction form
    8,544,048.90/12,816,073.35 = 5,358,999.30/x
  3. Step 3: Cross multiply
    8,544,048.90x = 12,816,073.35 × 5,358,999.30
  4. Step 4: Simplify right side
    8,544,048.90x = 68,681,328,111,398.65
  5. Step 5: Solve for x
    x = 68,681,328,111,398.65/8,544,048.90
  6. Step 6: Final answer
    x = 8,038,498.95

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Similar ratio
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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.