Home / 11,822,952.40-17,734,428.60-6,429,518.80

Finding the Fourth Proportional to 11,822,952.40, 17,734,428.60 and 6,429,518.80

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Solution

The fourth proportional to 11,822,952.40, 17,734,428.60 and 6,429,518.80 is: 9,644,278.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,822,952.40 : 17,734,428.60 = 6,429,518.80 : x
  2. Step 2: Convert to fraction form
    11,822,952.40/17,734,428.60 = 6,429,518.80/x
  3. Step 3: Cross multiply
    11,822,952.40x = 17,734,428.60 × 6,429,518.80
  4. Step 4: Simplify right side
    11,822,952.40x = 114,023,842,090,957.69
  5. Step 5: Solve for x
    x = 114,023,842,090,957.69/11,822,952.40
  6. Step 6: Final answer
    x = 9,644,278.20

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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.