Home / 48,385,433.70-72,578,150.55-12,483,641.70

Finding the Fourth Proportional to 48,385,433.70, 72,578,150.55 and 12,483,641.70

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Solution

The fourth proportional to 48,385,433.70, 72,578,150.55 and 12,483,641.70 is: 18,725,462.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,385,433.70 : 72,578,150.55 = 12,483,641.70 : x
  2. Step 2: Convert to fraction form
    48,385,433.70/72,578,150.55 = 12,483,641.70/x
  3. Step 3: Cross multiply
    48,385,433.70x = 72,578,150.55 × 12,483,641.70
  4. Step 4: Simplify right side
    48,385,433.70x = 906,039,626,714,857.88
  5. Step 5: Solve for x
    x = 906,039,626,714,857.88/48,385,433.70
  6. Step 6: Final answer
    x = 18,725,462.55

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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.