Home / 6,287,316.30-9,430,974.45-4,374,128.70

Finding the Fourth Proportional to 6,287,316.30, 9,430,974.45 and 4,374,128.70

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Solution

The fourth proportional to 6,287,316.30, 9,430,974.45 and 4,374,128.70 is: 6,561,193.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287,316.30 : 9,430,974.45 = 4,374,128.70 : x
  2. Step 2: Convert to fraction form
    6,287,316.30/9,430,974.45 = 4,374,128.70/x
  3. Step 3: Cross multiply
    6,287,316.30x = 9,430,974.45 × 4,374,128.70
  4. Step 4: Simplify right side
    6,287,316.30x = 41,252,296,010,711.71
  5. Step 5: Solve for x
    x = 41,252,296,010,711.71/6,287,316.30
  6. Step 6: Final answer
    x = 6,561,193.05

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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.