Home / 9,400,885.67-12,970,121.10-5,678,325.74

Finding the Fourth Proportional to 9,400,885.67, 12,970,121.10 and 5,678,325.74

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Solution

The fourth proportional to 9,400,885.67, 12,970,121.10 and 5,678,325.74 is: 7,834,216.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,400,885.67 : 12,970,121.10 = 5,678,325.74 : x
  2. Step 2: Convert to fraction form
    9,400,885.67/12,970,121.10 = 5,678,325.74/x
  3. Step 3: Cross multiply
    9,400,885.67x = 12,970,121.10 × 5,678,325.74
  4. Step 4: Simplify right side
    9,400,885.67x = 73,648,572,428,196.52
  5. Step 5: Solve for x
    x = 73,648,572,428,196.52/9,400,885.67
  6. Step 6: Final answer
    x = 7,834,216.38

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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.