Home / 16,516,941.52-22,784,197.80-15,347,873.32

Finding the Fourth Proportional to 16,516,941.52, 22,784,197.80 and 15,347,873.32

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Solution

The fourth proportional to 16,516,941.52, 22,784,197.80 and 15,347,873.32 is: 21,171,533.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,516,941.52 : 22,784,197.80 = 15,347,873.32 : x
  2. Step 2: Convert to fraction form
    16,516,941.52/22,784,197.80 = 15,347,873.32/x
  3. Step 3: Cross multiply
    16,516,941.52x = 22,784,197.80 × 15,347,873.32
  4. Step 4: Simplify right side
    16,516,941.52x = 349,688,981,532,222.69
  5. Step 5: Solve for x
    x = 349,688,981,532,222.69/16,516,941.52
  6. Step 6: Final answer
    x = 21,171,533.55

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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.