Home / 48,588,307.31-66,694,949.91-42,958,354.22

Finding the Fourth Proportional to 48,588,307.31, 66,694,949.91 and 42,958,354.22

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Solution

The fourth proportional to 48,588,307.31, 66,694,949.91 and 42,958,354.22 is: 58,966,970.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,588,307.31 : 66,694,949.91 = 42,958,354.22 : x
  2. Step 2: Convert to fraction form
    48,588,307.31/66,694,949.91 = 42,958,354.22/x
  3. Step 3: Cross multiply
    48,588,307.31x = 66,694,949.91 × 42,958,354.22
  4. Step 4: Simplify right side
    48,588,307.31x = 2,865,105,282,370,671
  5. Step 5: Solve for x
    x = 2,865,105,282,370,671/48,588,307.31
  6. Step 6: Final answer
    x = 58,966,970.48

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.