Home / 28,016,337.09-42,037,274.60-14,379,060.20

Finding the Fourth Proportional to 28,016,337.09, 42,037,274.60 and 14,379,060.20

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Solution

The fourth proportional to 28,016,337.09, 42,037,274.60 and 14,379,060.20 is: 21,575,143.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,016,337.09 : 42,037,274.60 = 14,379,060.20 : x
  2. Step 2: Convert to fraction form
    28,016,337.09/42,037,274.60 = 14,379,060.20/x
  3. Step 3: Cross multiply
    28,016,337.09x = 42,037,274.60 × 14,379,060.20
  4. Step 4: Simplify right side
    28,016,337.09x = 604,456,502,048,185.38
  5. Step 5: Solve for x
    x = 604,456,502,048,185.38/28,016,337.09
  6. Step 6: Final answer
    x = 21,575,143.82

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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.