Home / 19,695,159.40-29,544,233.28-5,318,017.96

Finding the Fourth Proportional to 19,695,159.40, 29,544,233.28 and 5,318,017.96

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Solution

The fourth proportional to 19,695,159.40, 29,544,233.28 and 5,318,017.96 is: 7,977,430.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,695,159.40 : 29,544,233.28 = 5,318,017.96 : x
  2. Step 2: Convert to fraction form
    19,695,159.40/29,544,233.28 = 5,318,017.96/x
  3. Step 3: Cross multiply
    19,695,159.40x = 29,544,233.28 × 5,318,017.96
  4. Step 4: Simplify right side
    19,695,159.40x = 157,116,763,197,469.72
  5. Step 5: Solve for x
    x = 157,116,763,197,469.72/19,695,159.40
  6. Step 6: Final answer
    x = 7,977,430.39

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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.