Home / 38,155,684.83-56,975,079.18-30,286,311.10

Finding the Fourth Proportional to 38,155,684.83, 56,975,079.18 and 30,286,311.10

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Solution

The fourth proportional to 38,155,684.83, 56,975,079.18 and 30,286,311.10 is: 45,224,321.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,155,684.83 : 56,975,079.18 = 30,286,311.10 : x
  2. Step 2: Convert to fraction form
    38,155,684.83/56,975,079.18 = 30,286,311.10/x
  3. Step 3: Cross multiply
    38,155,684.83x = 56,975,079.18 × 30,286,311.10
  4. Step 4: Simplify right side
    38,155,684.83x = 1,725,564,972,956,113.50
  5. Step 5: Solve for x
    x = 1,725,564,972,956,113.50/38,155,684.83
  6. Step 6: Final answer
    x = 45,224,321.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.