Home / 36,687,585.60-55,031,378.40-28,210,708.80

Finding the Fourth Proportional to 36,687,585.60, 55,031,378.40 and 28,210,708.80

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Solution

The fourth proportional to 36,687,585.60, 55,031,378.40 and 28,210,708.80 is: 42,316,063.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,687,585.60 : 55,031,378.40 = 28,210,708.80 : x
  2. Step 2: Convert to fraction form
    36,687,585.60/55,031,378.40 = 28,210,708.80/x
  3. Step 3: Cross multiply
    36,687,585.60x = 55,031,378.40 × 28,210,708.80
  4. Step 4: Simplify right side
    36,687,585.60x = 1,552,474,190,905,010
  5. Step 5: Solve for x
    x = 1,552,474,190,905,010/36,687,585.60
  6. Step 6: Final answer
    x = 42,316,063.20

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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.