Home / 8,892,328.19-12,266,679.33-5,408,732.43

Finding the Fourth Proportional to 8,892,328.19, 12,266,679.33 and 5,408,732.43

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Solution

The fourth proportional to 8,892,328.19, 12,266,679.33 and 5,408,732.43 is: 7,461,171.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,892,328.19 : 12,266,679.33 = 5,408,732.43 : x
  2. Step 2: Convert to fraction form
    8,892,328.19/12,266,679.33 = 5,408,732.43/x
  3. Step 3: Cross multiply
    8,892,328.19x = 12,266,679.33 × 5,408,732.43
  4. Step 4: Simplify right side
    8,892,328.19x = 66,347,186,300,581.67
  5. Step 5: Solve for x
    x = 66,347,186,300,581.67/8,892,328.19
  6. Step 6: Final answer
    x = 7,461,171.58

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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.