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Finding the Fourth Proportional to 47,323,558.02, 70,978,232.76 and 14,971,256.88

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Solution

The fourth proportional to 47,323,558.02, 70,978,232.76 and 14,971,256.88 is: 22,454,637.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,323,558.02 : 70,978,232.76 = 14,971,256.88 : x
  2. Step 2: Convert to fraction form
    47,323,558.02/70,978,232.76 = 14,971,256.88/x
  3. Step 3: Cross multiply
    47,323,558.02x = 70,978,232.76 × 14,971,256.88
  4. Step 4: Simplify right side
    47,323,558.02x = 1,062,633,355,538,391.50
  5. Step 5: Solve for x
    x = 1,062,633,355,538,391.50/47,323,558.02
  6. Step 6: Final answer
    x = 22,454,637.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.