Home / 18,386,653.95-25,374,734.06-10,126,714.44

Finding the Fourth Proportional to 18,386,653.95, 25,374,734.06 and 10,126,714.44

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Solution

The fourth proportional to 18,386,653.95, 25,374,734.06 and 10,126,714.44 is: 13,975,500.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,386,653.95 : 25,374,734.06 = 10,126,714.44 : x
  2. Step 2: Convert to fraction form
    18,386,653.95/25,374,734.06 = 10,126,714.44/x
  3. Step 3: Cross multiply
    18,386,653.95x = 25,374,734.06 × 10,126,714.44
  4. Step 4: Simplify right side
    18,386,653.95x = 256,962,685,816,561.81
  5. Step 5: Solve for x
    x = 256,962,685,816,561.81/18,386,653.95
  6. Step 6: Final answer
    x = 13,975,500.19

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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.