Home / 18,148,909.60-27,223,364.40-16,714,018.90

Finding the Fourth Proportional to 18,148,909.60, 27,223,364.40 and 16,714,018.90

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Solution

The fourth proportional to 18,148,909.60, 27,223,364.40 and 16,714,018.90 is: 25,071,028.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148,909.60 : 27,223,364.40 = 16,714,018.90 : x
  2. Step 2: Convert to fraction form
    18,148,909.60/27,223,364.40 = 16,714,018.90/x
  3. Step 3: Cross multiply
    18,148,909.60x = 27,223,364.40 × 16,714,018.90
  4. Step 4: Simplify right side
    18,148,909.60x = 455,011,827,103,187.12
  5. Step 5: Solve for x
    x = 455,011,827,103,187.12/18,148,909.60
  6. Step 6: Final answer
    x = 25,071,028.35

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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.