Home / 55,049,789.84-75,970,898.91-30,272,008.10

Finding the Fourth Proportional to 55,049,789.84, 75,970,898.91 and 30,272,008.10

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Solution

The fourth proportional to 55,049,789.84, 75,970,898.91 and 30,272,008.10 is: 41,776,574.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,049,789.84 : 75,970,898.91 = 30,272,008.10 : x
  2. Step 2: Convert to fraction form
    55,049,789.84/75,970,898.91 = 30,272,008.10/x
  3. Step 3: Cross multiply
    55,049,789.84x = 75,970,898.91 × 30,272,008.10
  4. Step 4: Simplify right side
    55,049,789.84x = 2,299,791,666,787,946.50
  5. Step 5: Solve for x
    x = 2,299,791,666,787,946.50/55,049,789.84
  6. Step 6: Final answer
    x = 41,776,574.87

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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.