Home / 12,440,687.03-17,160,133.66-8,254,281.30

Finding the Fourth Proportional to 12,440,687.03, 17,160,133.66 and 8,254,281.30

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Solution

The fourth proportional to 12,440,687.03, 17,160,133.66 and 8,254,281.30 is: 11,385,590.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,440,687.03 : 17,160,133.66 = 8,254,281.30 : x
  2. Step 2: Convert to fraction form
    12,440,687.03/17,160,133.66 = 8,254,281.30/x
  3. Step 3: Cross multiply
    12,440,687.03x = 17,160,133.66 × 8,254,281.30
  4. Step 4: Simplify right side
    12,440,687.03x = 141,644,570,333,967.16
  5. Step 5: Solve for x
    x = 141,644,570,333,967.16/12,440,687.03
  6. Step 6: Final answer
    x = 11,385,590.69

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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.