Home / 13,434,316.38-20,154,337.11-4,336,930.98

Finding the Fourth Proportional to 13,434,316.38, 20,154,337.11 and 4,336,930.98

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Solution

The fourth proportional to 13,434,316.38, 20,154,337.11 and 4,336,930.98 is: 6,506,320.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,434,316.38 : 20,154,337.11 = 4,336,930.98 : x
  2. Step 2: Convert to fraction form
    13,434,316.38/20,154,337.11 = 4,336,930.98/x
  3. Step 3: Cross multiply
    13,434,316.38x = 20,154,337.11 × 4,336,930.98
  4. Step 4: Simplify right side
    13,434,316.38x = 87,407,968,993,722.67
  5. Step 5: Solve for x
    x = 87,407,968,993,722.67/13,434,316.38
  6. Step 6: Final answer
    x = 6,506,320.57

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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.