Home / 42,372,624.40-63,578,483.88-19,350,616.48

Finding the Fourth Proportional to 42,372,624.40, 63,578,483.88 and 19,350,616.48

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Solution

The fourth proportional to 42,372,624.40, 63,578,483.88 and 19,350,616.48 is: 29,034,851.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,372,624.40 : 63,578,483.88 = 19,350,616.48 : x
  2. Step 2: Convert to fraction form
    42,372,624.40/63,578,483.88 = 19,350,616.48/x
  3. Step 3: Cross multiply
    42,372,624.40x = 63,578,483.88 × 19,350,616.48
  4. Step 4: Simplify right side
    42,372,624.40x = 1,230,282,857,941,742.50
  5. Step 5: Solve for x
    x = 1,230,282,857,941,742.50/42,372,624.40
  6. Step 6: Final answer
    x = 29,034,851.52

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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.