Home / 6,432,013.60-9,648,020.40-4,038,560.80

Finding the Fourth Proportional to 6,432,013.60, 9,648,020.40 and 4,038,560.80

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Solution

The fourth proportional to 6,432,013.60, 9,648,020.40 and 4,038,560.80 is: 6,057,841.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,432,013.60 : 9,648,020.40 = 4,038,560.80 : x
  2. Step 2: Convert to fraction form
    6,432,013.60/9,648,020.40 = 4,038,560.80/x
  3. Step 3: Cross multiply
    6,432,013.60x = 9,648,020.40 × 4,038,560.80
  4. Step 4: Simplify right side
    6,432,013.60x = 38,964,116,985,040.32
  5. Step 5: Solve for x
    x = 38,964,116,985,040.32/6,432,013.60
  6. Step 6: Final answer
    x = 6,057,841.20

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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.