Home / 28,232,574.30-42,347,986.65-8,037,816.30

Finding the Fourth Proportional to 28,232,574.30, 42,347,986.65 and 8,037,816.30

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Solution

The fourth proportional to 28,232,574.30, 42,347,986.65 and 8,037,816.30 is: 12,056,475.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,232,574.30 : 42,347,986.65 = 8,037,816.30 : x
  2. Step 2: Convert to fraction form
    28,232,574.30/42,347,986.65 = 8,037,816.30/x
  3. Step 3: Cross multiply
    28,232,574.30x = 42,347,986.65 × 8,037,816.30
  4. Step 4: Simplify right side
    28,232,574.30x = 340,385,337,367,552.38
  5. Step 5: Solve for x
    x = 340,385,337,367,552.38/28,232,574.30
  6. Step 6: Final answer
    x = 12,056,475.39

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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.