Home / 5,779,964.80-8,669,947.20-5,425,670.80

Finding the Fourth Proportional to 5,779,964.80, 8,669,947.20 and 5,425,670.80

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Solution

The fourth proportional to 5,779,964.80, 8,669,947.20 and 5,425,670.80 is: 8,138,506.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779,964.80 : 8,669,947.20 = 5,425,670.80 : x
  2. Step 2: Convert to fraction form
    5,779,964.80/8,669,947.20 = 5,425,670.80/x
  3. Step 3: Cross multiply
    5,779,964.80x = 8,669,947.20 × 5,425,670.80
  4. Step 4: Simplify right side
    5,779,964.80x = 47,040,279,360,581.76
  5. Step 5: Solve for x
    x = 47,040,279,360,581.76/5,779,964.80
  6. Step 6: Final answer
    x = 8,138,506.20

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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.