Home / 28,447,254.20-42,607,895.70-23,408,406.20

Finding the Fourth Proportional to 28,447,254.20, 42,607,895.70 and 23,408,406.20

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Solution

The fourth proportional to 28,447,254.20, 42,607,895.70 and 23,408,406.20 is: 35,060,780.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,447,254.20 : 42,607,895.70 = 23,408,406.20 : x
  2. Step 2: Convert to fraction form
    28,447,254.20/42,607,895.70 = 23,408,406.20/x
  3. Step 3: Cross multiply
    28,447,254.20x = 42,607,895.70 × 23,408,406.20
  4. Step 4: Simplify right side
    28,447,254.20x = 997,382,929,872,833.38
  5. Step 5: Solve for x
    x = 997,382,929,872,833.38/28,447,254.20
  6. Step 6: Final answer
    x = 35,060,780.31

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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.