Home / 16,185,853.40-24,278,780.10-15,439,357.40

Finding the Fourth Proportional to 16,185,853.40, 24,278,780.10 and 15,439,357.40

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Solution

The fourth proportional to 16,185,853.40, 24,278,780.10 and 15,439,357.40 is: 23,159,036.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,185,853.40 : 24,278,780.10 = 15,439,357.40 : x
  2. Step 2: Convert to fraction form
    16,185,853.40/24,278,780.10 = 15,439,357.40/x
  3. Step 3: Cross multiply
    16,185,853.40x = 24,278,780.10 × 15,439,357.40
  4. Step 4: Simplify right side
    16,185,853.40x = 374,848,763,199,907.75
  5. Step 5: Solve for x
    x = 374,848,763,199,907.75/16,185,853.40
  6. Step 6: Final answer
    x = 23,159,036.10

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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.