Home / 10,990,613.88-15,153,109.74-7,854,625.08

Finding the Fourth Proportional to 10,990,613.88, 15,153,109.74 and 7,854,625.08

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Solution

The fourth proportional to 10,990,613.88, 15,153,109.74 and 7,854,625.08 is: 10,829,422.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,990,613.88 : 15,153,109.74 = 7,854,625.08 : x
  2. Step 2: Convert to fraction form
    10,990,613.88/15,153,109.74 = 7,854,625.08/x
  3. Step 3: Cross multiply
    10,990,613.88x = 15,153,109.74 × 7,854,625.08
  4. Step 4: Simplify right side
    10,990,613.88x = 119,021,995,803,796.28
  5. Step 5: Solve for x
    x = 119,021,995,803,796.28/10,990,613.88
  6. Step 6: Final answer
    x = 10,829,422.01

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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.