Home / 64,873,643.24-89,048,750.18-57,367,003.88

Finding the Fourth Proportional to 64,873,643.24, 89,048,750.18 and 57,367,003.88

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Solution

The fourth proportional to 64,873,643.24, 89,048,750.18 and 57,367,003.88 is: 78,744,768.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,873,643.24 : 89,048,750.18 = 57,367,003.88 : x
  2. Step 2: Convert to fraction form
    64,873,643.24/89,048,750.18 = 57,367,003.88/x
  3. Step 3: Cross multiply
    64,873,643.24x = 89,048,750.18 × 57,367,003.88
  4. Step 4: Simplify right side
    64,873,643.24x = 5,108,459,997,085,211
  5. Step 5: Solve for x
    x = 5,108,459,997,085,211/64,873,643.24
  6. Step 6: Final answer
    x = 78,744,768.17

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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.