Home / 19,442,937.90-29,157,653.07-10,820,197.02

Finding the Fourth Proportional to 19,442,937.90, 29,157,653.07 and 10,820,197.02

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Solution

The fourth proportional to 19,442,937.90, 29,157,653.07 and 10,820,197.02 is: 16,226,536.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,442,937.90 : 29,157,653.07 = 10,820,197.02 : x
  2. Step 2: Convert to fraction form
    19,442,937.90/29,157,653.07 = 10,820,197.02/x
  3. Step 3: Cross multiply
    19,442,937.90x = 29,157,653.07 × 10,820,197.02
  4. Step 4: Simplify right side
    19,442,937.90x = 315,491,550,858,207.81
  5. Step 5: Solve for x
    x = 315,491,550,858,207.81/19,442,937.90
  6. Step 6: Final answer
    x = 16,226,536.98

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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.