Home / 8,209,358.85-12,314,038.28-5,186,050.05

Finding the Fourth Proportional to 8,209,358.85, 12,314,038.28 and 5,186,050.05

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Solution

The fourth proportional to 8,209,358.85, 12,314,038.28 and 5,186,050.05 is: 7,779,075.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,209,358.85 : 12,314,038.28 = 5,186,050.05 : x
  2. Step 2: Convert to fraction form
    8,209,358.85/12,314,038.28 = 5,186,050.05/x
  3. Step 3: Cross multiply
    8,209,358.85x = 12,314,038.28 × 5,186,050.05
  4. Step 4: Simplify right side
    8,209,358.85x = 63,861,218,811,765.66
  5. Step 5: Solve for x
    x = 63,861,218,811,765.66/8,209,358.85
  6. Step 6: Final answer
    x = 7,779,075.08

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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.