Home / 28,431,054.20-42,646,581.30-23,329,220.60

Finding the Fourth Proportional to 28,431,054.20, 42,646,581.30 and 23,329,220.60

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Solution

The fourth proportional to 28,431,054.20, 42,646,581.30 and 23,329,220.60 is: 34,993,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,431,054.20 : 42,646,581.30 = 23,329,220.60 : x
  2. Step 2: Convert to fraction form
    28,431,054.20/42,646,581.30 = 23,329,220.60/x
  3. Step 3: Cross multiply
    28,431,054.20x = 42,646,581.30 × 23,329,220.60
  4. Step 4: Simplify right side
    28,431,054.20x = 994,911,502,983,534.75
  5. Step 5: Solve for x
    x = 994,911,502,983,534.75/28,431,054.20
  6. Step 6: Final answer
    x = 34,993,830.90

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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.