Home / 19,569,152.80-29,353,729.20-10,499,226.40

Finding the Fourth Proportional to 19,569,152.80, 29,353,729.20 and 10,499,226.40

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Solution

The fourth proportional to 19,569,152.80, 29,353,729.20 and 10,499,226.40 is: 15,748,839.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,569,152.80 : 29,353,729.20 = 10,499,226.40 : x
  2. Step 2: Convert to fraction form
    19,569,152.80/29,353,729.20 = 10,499,226.40/x
  3. Step 3: Cross multiply
    19,569,152.80x = 29,353,729.20 × 10,499,226.40
  4. Step 4: Simplify right side
    19,569,152.80x = 308,191,448,555,090.88
  5. Step 5: Solve for x
    x = 308,191,448,555,090.88/19,569,152.80
  6. Step 6: Final answer
    x = 15,748,839.60

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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.