Home / 26,784,005.60-40,176,008.40-18,721,848.80

Finding the Fourth Proportional to 26,784,005.60, 40,176,008.40 and 18,721,848.80

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Solution

The fourth proportional to 26,784,005.60, 40,176,008.40 and 18,721,848.80 is: 28,082,773.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,784,005.60 : 40,176,008.40 = 18,721,848.80 : x
  2. Step 2: Convert to fraction form
    26,784,005.60/40,176,008.40 = 18,721,848.80/x
  3. Step 3: Cross multiply
    26,784,005.60x = 40,176,008.40 × 18,721,848.80
  4. Step 4: Simplify right side
    26,784,005.60x = 752,169,154,652,329.88
  5. Step 5: Solve for x
    x = 752,169,154,652,329.88/26,784,005.60
  6. Step 6: Final answer
    x = 28,082,773.20

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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.