Home / 15,734,543.14-21,713,618.73-8,859,055.78

Finding the Fourth Proportional to 15,734,543.14, 21,713,618.73 and 8,859,055.78

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Solution

The fourth proportional to 15,734,543.14, 21,713,618.73 and 8,859,055.78 is: 12,225,468.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,734,543.14 : 21,713,618.73 = 8,859,055.78 : x
  2. Step 2: Convert to fraction form
    15,734,543.14/21,713,618.73 = 8,859,055.78/x
  3. Step 3: Cross multiply
    15,734,543.14x = 21,713,618.73 × 8,859,055.78
  4. Step 4: Simplify right side
    15,734,543.14x = 192,362,159,514,722.75
  5. Step 5: Solve for x
    x = 192,362,159,514,722.75/15,734,543.14
  6. Step 6: Final answer
    x = 12,225,468.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.