Home / 29,073,831.78-40,122,156.93-16,021,557.79

Finding the Fourth Proportional to 29,073,831.78, 40,122,156.93 and 16,021,557.79

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Solution

The fourth proportional to 29,073,831.78, 40,122,156.93 and 16,021,557.79 is: 22,109,898.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,073,831.78 : 40,122,156.93 = 16,021,557.79 : x
  2. Step 2: Convert to fraction form
    29,073,831.78/40,122,156.93 = 16,021,557.79/x
  3. Step 3: Cross multiply
    29,073,831.78x = 40,122,156.93 × 16,021,557.79
  4. Step 4: Simplify right side
    29,073,831.78x = 642,819,456,023,813.50
  5. Step 5: Solve for x
    x = 642,819,456,023,813.50/29,073,831.78
  6. Step 6: Final answer
    x = 22,109,898.03

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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.