Home / 69,186,079.24-103,698,058.38-28,219,951.24

Finding the Fourth Proportional to 69,186,079.24, 103,698,058.38 and 28,219,951.24

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Solution

The fourth proportional to 69,186,079.24, 103,698,058.38 and 28,219,951.24 is: 42,296,863.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,186,079.24 : 103,698,058.38 = 28,219,951.24 : x
  2. Step 2: Convert to fraction form
    69,186,079.24/103,698,058.38 = 28,219,951.24/x
  3. Step 3: Cross multiply
    69,186,079.24x = 103,698,058.38 × 28,219,951.24
  4. Step 4: Simplify right side
    69,186,079.24x = 2,926,354,151,166,273
  5. Step 5: Solve for x
    x = 2,926,354,151,166,273/69,186,079.24
  6. Step 6: Final answer
    x = 42,296,863.52

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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.