Home / 7,189,612.84-9,921,670.02-3,926,473

Finding the Fourth Proportional to 7,189,612.84, 9,921,670.02 and 3,926,473

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Solution

The fourth proportional to 7,189,612.84, 9,921,670.02 and 3,926,473 is: 5,418,535.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,189,612.84 : 9,921,670.02 = 3,926,473 : x
  2. Step 2: Convert to fraction form
    7,189,612.84/9,921,670.02 = 3,926,473/x
  3. Step 3: Cross multiply
    7,189,612.84x = 9,921,670.02 × 3,926,473
  4. Step 4: Simplify right side
    7,189,612.84x = 38,957,169,448,439.46
  5. Step 5: Solve for x
    x = 38,957,169,448,439.46/7,189,612.84
  6. Step 6: Final answer
    x = 5,418,535.09

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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.