Home / 75,438,846.47-104,106,545.24-45,669,100.34

Finding the Fourth Proportional to 75,438,846.47, 104,106,545.24 and 45,669,100.34

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Solution

The fourth proportional to 75,438,846.47, 104,106,545.24 and 45,669,100.34 is: 63,023,925.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,438,846.47 : 104,106,545.24 = 45,669,100.34 : x
  2. Step 2: Convert to fraction form
    75,438,846.47/104,106,545.24 = 45,669,100.34/x
  3. Step 3: Cross multiply
    75,438,846.47x = 104,106,545.24 × 45,669,100.34
  4. Step 4: Simplify right side
    75,438,846.47x = 4,754,452,259,867,431
  5. Step 5: Solve for x
    x = 4,754,452,259,867,431/75,438,846.47
  6. Step 6: Final answer
    x = 63,023,925.77

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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.