Home / 8,118,533.90-12,177,800.85-5,036,176.10

Finding the Fourth Proportional to 8,118,533.90, 12,177,800.85 and 5,036,176.10

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Solution

The fourth proportional to 8,118,533.90, 12,177,800.85 and 5,036,176.10 is: 7,554,264.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118,533.90 : 12,177,800.85 = 5,036,176.10 : x
  2. Step 2: Convert to fraction form
    8,118,533.90/12,177,800.85 = 5,036,176.10/x
  3. Step 3: Cross multiply
    8,118,533.90x = 12,177,800.85 × 5,036,176.10
  4. Step 4: Simplify right side
    8,118,533.90x = 61,329,549,591,329.68
  5. Step 5: Solve for x
    x = 61,329,549,591,329.68/8,118,533.90
  6. Step 6: Final answer
    x = 7,554,264.15

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Similar ratio
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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.