Home / 7,154,266.83-9,872,954.34-3,891,146.19

Finding the Fourth Proportional to 7,154,266.83, 9,872,954.34 and 3,891,146.19

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Solution

The fourth proportional to 7,154,266.83, 9,872,954.34 and 3,891,146.19 is: 5,369,817.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154,266.83 : 9,872,954.34 = 3,891,146.19 : x
  2. Step 2: Convert to fraction form
    7,154,266.83/9,872,954.34 = 3,891,146.19/x
  3. Step 3: Cross multiply
    7,154,266.83x = 9,872,954.34 × 3,891,146.19
  4. Step 4: Simplify right side
    7,154,266.83x = 38,417,108,664,134.96
  5. Step 5: Solve for x
    x = 38,417,108,664,134.96/7,154,266.83
  6. Step 6: Final answer
    x = 5,369,817.70

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