Home / 8,201,306.40-12,301,959.60-8,081,732.18

Finding the Fourth Proportional to 8,201,306.40, 12,301,959.60 and 8,081,732.18

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Solution

The fourth proportional to 8,201,306.40, 12,301,959.60 and 8,081,732.18 is: 12,122,598.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201,306.40 : 12,301,959.60 = 8,081,732.18 : x
  2. Step 2: Convert to fraction form
    8,201,306.40/12,301,959.60 = 8,081,732.18/x
  3. Step 3: Cross multiply
    8,201,306.40x = 12,301,959.60 × 8,081,732.18
  4. Step 4: Simplify right side
    8,201,306.40x = 99,421,142,714,870.12
  5. Step 5: Solve for x
    x = 99,421,142,714,870.12/8,201,306.40
  6. Step 6: Final answer
    x = 12,122,598.26

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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.