Home / 28,096,368.20-42,176,045.10-21,734,822.60

Finding the Fourth Proportional to 28,096,368.20, 42,176,045.10 and 21,734,822.60

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Solution

The fourth proportional to 28,096,368.20, 42,176,045.10 and 21,734,822.60 is: 32,626,596.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,096,368.20 : 42,176,045.10 = 21,734,822.60 : x
  2. Step 2: Convert to fraction form
    28,096,368.20/42,176,045.10 = 21,734,822.60/x
  3. Step 3: Cross multiply
    28,096,368.20x = 42,176,045.10 × 21,734,822.60
  4. Step 4: Simplify right side
    28,096,368.20x = 916,688,858,218,099.38
  5. Step 5: Solve for x
    x = 916,688,858,218,099.38/28,096,368.20
  6. Step 6: Final answer
    x = 32,626,596.14

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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.