Home / 15,920,343.40-21,967,854.33-8,950,068.22

Finding the Fourth Proportional to 15,920,343.40, 21,967,854.33 and 8,950,068.22

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Solution

The fourth proportional to 15,920,343.40, 21,967,854.33 and 8,950,068.22 is: 12,349,846.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,920,343.40 : 21,967,854.33 = 8,950,068.22 : x
  2. Step 2: Convert to fraction form
    15,920,343.40/21,967,854.33 = 8,950,068.22/x
  3. Step 3: Cross multiply
    15,920,343.40x = 21,967,854.33 × 8,950,068.22
  4. Step 4: Simplify right side
    15,920,343.40x = 196,613,794,900,522.41
  5. Step 5: Solve for x
    x = 196,613,794,900,522.41/15,920,343.40
  6. Step 6: Final answer
    x = 12,349,846.35

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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.