Home / 28,232,588.80-42,348,008.40-8,037,830.80

Finding the Fourth Proportional to 28,232,588.80, 42,348,008.40 and 8,037,830.80

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Solution

The fourth proportional to 28,232,588.80, 42,348,008.40 and 8,037,830.80 is: 12,056,497.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,232,588.80 : 42,348,008.40 = 8,037,830.80 : x
  2. Step 2: Convert to fraction form
    28,232,588.80/42,348,008.40 = 8,037,830.80/x
  3. Step 3: Cross multiply
    28,232,588.80x = 42,348,008.40 × 8,037,830.80
  4. Step 4: Simplify right side
    28,232,588.80x = 340,386,126,236,178.69
  5. Step 5: Solve for x
    x = 340,386,126,236,178.69/28,232,588.80
  6. Step 6: Final answer
    x = 12,056,497.14

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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.