Home / 40,886,864.80-61,330,297.20-38,367,440.80

Finding the Fourth Proportional to 40,886,864.80, 61,330,297.20 and 38,367,440.80

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Solution

The fourth proportional to 40,886,864.80, 61,330,297.20 and 38,367,440.80 is: 57,551,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,886,864.80 : 61,330,297.20 = 38,367,440.80 : x
  2. Step 2: Convert to fraction form
    40,886,864.80/61,330,297.20 = 38,367,440.80/x
  3. Step 3: Cross multiply
    40,886,864.80x = 61,330,297.20 × 38,367,440.80
  4. Step 4: Simplify right side
    40,886,864.80x = 2,353,086,547,067,405.50
  5. Step 5: Solve for x
    x = 2,353,086,547,067,405.50/40,886,864.80
  6. Step 6: Final answer
    x = 57,551,161.20

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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.