Home / 10,042,355.60-15,062,842.20-3,218,829.20

Finding the Fourth Proportional to 10,042,355.60, 15,062,842.20 and 3,218,829.20

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Solution

The fourth proportional to 10,042,355.60, 15,062,842.20 and 3,218,829.20 is: 4,828,022.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,042,355.60 : 15,062,842.20 = 3,218,829.20 : x
  2. Step 2: Convert to fraction form
    10,042,355.60/15,062,842.20 = 3,218,829.20/x
  3. Step 3: Cross multiply
    10,042,355.60x = 15,062,842.20 × 3,218,829.20
  4. Step 4: Simplify right side
    10,042,355.60x = 48,484,716,308,352.24
  5. Step 5: Solve for x
    x = 48,484,716,308,352.24/10,042,355.60
  6. Step 6: Final answer
    x = 4,828,022.25

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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.