Home / 53,885,279.80-80,827,919.70-31,154,476.60

Finding the Fourth Proportional to 53,885,279.80, 80,827,919.70 and 31,154,476.60

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Solution

The fourth proportional to 53,885,279.80, 80,827,919.70 and 31,154,476.60 is: 46,731,714.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,885,279.80 : 80,827,919.70 = 31,154,476.60 : x
  2. Step 2: Convert to fraction form
    53,885,279.80/80,827,919.70 = 31,154,476.60/x
  3. Step 3: Cross multiply
    53,885,279.80x = 80,827,919.70 × 31,154,476.60
  4. Step 4: Simplify right side
    53,885,279.80x = 2,518,151,532,920,329
  5. Step 5: Solve for x
    x = 2,518,151,532,920,329/53,885,279.80
  6. Step 6: Final answer
    x = 46,731,714.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.