Home / 9,929,891.60-14,894,837.40-3,864,903.20

Finding the Fourth Proportional to 9,929,891.60, 14,894,837.40 and 3,864,903.20

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Solution

The fourth proportional to 9,929,891.60, 14,894,837.40 and 3,864,903.20 is: 5,797,354.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,929,891.60 : 14,894,837.40 = 3,864,903.20 : x
  2. Step 2: Convert to fraction form
    9,929,891.60/14,894,837.40 = 3,864,903.20/x
  3. Step 3: Cross multiply
    9,929,891.60x = 14,894,837.40 × 3,864,903.20
  4. Step 4: Simplify right side
    9,929,891.60x = 57,567,104,730,739.69
  5. Step 5: Solve for x
    x = 57,567,104,730,739.69/9,929,891.60
  6. Step 6: Final answer
    x = 5,797,354.80

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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.