Home / 75,496,449.48-104,184,107.10-42,456,689.16

Finding the Fourth Proportional to 75,496,449.48, 104,184,107.10 and 42,456,689.16

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Solution

The fourth proportional to 75,496,449.48, 104,184,107.10 and 42,456,689.16 is: 58,589,672.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,496,449.48 : 104,184,107.10 = 42,456,689.16 : x
  2. Step 2: Convert to fraction form
    75,496,449.48/104,184,107.10 = 42,456,689.16/x
  3. Step 3: Cross multiply
    75,496,449.48x = 104,184,107.10 × 42,456,689.16
  4. Step 4: Simplify right side
    75,496,449.48x = 4,423,312,250,556,848.50
  5. Step 5: Solve for x
    x = 4,423,312,250,556,848.50/75,496,449.48
  6. Step 6: Final answer
    x = 58,589,672.51

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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.