Home / 9,252,937.38-12,768,636.85-5,122,678.53

Finding the Fourth Proportional to 9,252,937.38, 12,768,636.85 and 5,122,678.53

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Solution

The fourth proportional to 9,252,937.38, 12,768,636.85 and 5,122,678.53 is: 7,069,065.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,252,937.38 : 12,768,636.85 = 5,122,678.53 : x
  2. Step 2: Convert to fraction form
    9,252,937.38/12,768,636.85 = 5,122,678.53/x
  3. Step 3: Cross multiply
    9,252,937.38x = 12,768,636.85 × 5,122,678.53
  4. Step 4: Simplify right side
    9,252,937.38x = 65,409,621,848,861.83
  5. Step 5: Solve for x
    x = 65,409,621,848,861.83/9,252,937.38
  6. Step 6: Final answer
    x = 7,069,065.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.