Home / 10,367,390.76-14,307,005.40-5,783,712.12

Finding the Fourth Proportional to 10,367,390.76, 14,307,005.40 and 5,783,712.12

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Solution

The fourth proportional to 10,367,390.76, 14,307,005.40 and 5,783,712.12 is: 7,981,526.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,390.76 : 14,307,005.40 = 5,783,712.12 : x
  2. Step 2: Convert to fraction form
    10,367,390.76/14,307,005.40 = 5,783,712.12/x
  3. Step 3: Cross multiply
    10,367,390.76x = 14,307,005.40 × 5,783,712.12
  4. Step 4: Simplify right side
    10,367,390.76x = 82,747,600,532,885.45
  5. Step 5: Solve for x
    x = 82,747,600,532,885.45/10,367,390.76
  6. Step 6: Final answer
    x = 7,981,526.16

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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.