Home / 22,753,629.96-31,400,307.18-12,440,364.90

Finding the Fourth Proportional to 22,753,629.96, 31,400,307.18 and 12,440,364.90

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Solution

The fourth proportional to 22,753,629.96, 31,400,307.18 and 12,440,364.90 is: 17,167,866.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,753,629.96 : 31,400,307.18 = 12,440,364.90 : x
  2. Step 2: Convert to fraction form
    22,753,629.96/31,400,307.18 = 12,440,364.90/x
  3. Step 3: Cross multiply
    22,753,629.96x = 31,400,307.18 × 12,440,364.90
  4. Step 4: Simplify right side
    22,753,629.96x = 390,631,279,291,290
  5. Step 5: Solve for x
    x = 390,631,279,291,290/22,753,629.96
  6. Step 6: Final answer
    x = 17,167,866.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.