Home / 9,007,884-12,431,768.98-5,140,983.69

Finding the Fourth Proportional to 9,007,884, 12,431,768.98 and 5,140,983.69

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Solution

The fourth proportional to 9,007,884, 12,431,768.98 and 5,140,983.69 is: 7,095,064.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,007,884 : 12,431,768.98 = 5,140,983.69 : x
  2. Step 2: Convert to fraction form
    9,007,884/12,431,768.98 = 5,140,983.69/x
  3. Step 3: Cross multiply
    9,007,884x = 12,431,768.98 × 5,140,983.69
  4. Step 4: Simplify right side
    9,007,884x = 63,911,521,564,027.95
  5. Step 5: Solve for x
    x = 63,911,521,564,027.95/9,007,884
  6. Step 6: Final answer
    x = 7,095,064.90

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Double scale
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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.