Home / 18,918,184.96-26,107,094.80-10,216,356.86

Finding the Fourth Proportional to 18,918,184.96, 26,107,094.80 and 10,216,356.86

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Solution

The fourth proportional to 18,918,184.96, 26,107,094.80 and 10,216,356.86 is: 14,098,572.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,918,184.96 : 26,107,094.80 = 10,216,356.86 : x
  2. Step 2: Convert to fraction form
    18,918,184.96/26,107,094.80 = 10,216,356.86/x
  3. Step 3: Cross multiply
    18,918,184.96x = 26,107,094.80 × 10,216,356.86
  4. Step 4: Simplify right side
    18,918,184.96x = 266,719,397,054,650.31
  5. Step 5: Solve for x
    x = 266,719,397,054,650.31/18,918,184.96
  6. Step 6: Final answer
    x = 14,098,572.23

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1.5x scale

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.