Home / 42,235,275.69-63,362,244.74-15,308,231.85

Finding the Fourth Proportional to 42,235,275.69, 63,362,244.74 and 15,308,231.85

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Solution

The fourth proportional to 42,235,275.69, 63,362,244.74 and 15,308,231.85 is: 22,965,729.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,235,275.69 : 63,362,244.74 = 15,308,231.85 : x
  2. Step 2: Convert to fraction form
    42,235,275.69/63,362,244.74 = 15,308,231.85/x
  3. Step 3: Cross multiply
    42,235,275.69x = 63,362,244.74 × 15,308,231.85
  4. Step 4: Simplify right side
    42,235,275.69x = 969,963,932,939,821.75
  5. Step 5: Solve for x
    x = 969,963,932,939,821.75/42,235,275.69
  6. Step 6: Final answer
    x = 22,965,729.88

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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.