Home / 54,576,875.12-75,315,697.76-29,797,061.20

Finding the Fourth Proportional to 54,576,875.12, 75,315,697.76 and 29,797,061.20

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Solution

The fourth proportional to 54,576,875.12, 75,315,697.76 and 29,797,061.20 is: 41,119,731.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,576,875.12 : 75,315,697.76 = 29,797,061.20 : x
  2. Step 2: Convert to fraction form
    54,576,875.12/75,315,697.76 = 29,797,061.20/x
  3. Step 3: Cross multiply
    54,576,875.12x = 75,315,697.76 × 29,797,061.20
  4. Step 4: Simplify right side
    54,576,875.12x = 2,244,186,455,475,423
  5. Step 5: Solve for x
    x = 2,244,186,455,475,423/54,576,875.12
  6. Step 6: Final answer
    x = 41,119,731.58

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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.