Home / 6,437,703.40-9,656,555.10-3,400,916.20

Finding the Fourth Proportional to 6,437,703.40, 9,656,555.10 and 3,400,916.20

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Solution

The fourth proportional to 6,437,703.40, 9,656,555.10 and 3,400,916.20 is: 5,101,374.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,437,703.40 : 9,656,555.10 = 3,400,916.20 : x
  2. Step 2: Convert to fraction form
    6,437,703.40/9,656,555.10 = 3,400,916.20/x
  3. Step 3: Cross multiply
    6,437,703.40x = 9,656,555.10 × 3,400,916.20
  4. Step 4: Simplify right side
    6,437,703.40x = 32,841,134,675,782.62
  5. Step 5: Solve for x
    x = 32,841,134,675,782.62/6,437,703.40
  6. Step 6: Final answer
    x = 5,101,374.30

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Double scale
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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.