Home / 18,887,566.95-28,331,350.43-6,109,363.35

Finding the Fourth Proportional to 18,887,566.95, 28,331,350.43 and 6,109,363.35

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Solution

The fourth proportional to 18,887,566.95, 28,331,350.43 and 6,109,363.35 is: 9,164,045.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,887,566.95 : 28,331,350.43 = 6,109,363.35 : x
  2. Step 2: Convert to fraction form
    18,887,566.95/28,331,350.43 = 6,109,363.35/x
  3. Step 3: Cross multiply
    18,887,566.95x = 28,331,350.43 × 6,109,363.35
  4. Step 4: Simplify right side
    18,887,566.95x = 173,086,513,942,501.91
  5. Step 5: Solve for x
    x = 173,086,513,942,501.91/18,887,566.95
  6. Step 6: Final answer
    x = 9,164,045.03

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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.