Home / 21,484,105.76-32,225,841.48-5,310,058.88

Finding the Fourth Proportional to 21,484,105.76, 32,225,841.48 and 5,310,058.88

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Solution

The fourth proportional to 21,484,105.76, 32,225,841.48 and 5,310,058.88 is: 7,965,009.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,484,105.76 : 32,225,841.48 = 5,310,058.88 : x
  2. Step 2: Convert to fraction form
    21,484,105.76/32,225,841.48 = 5,310,058.88/x
  3. Step 3: Cross multiply
    21,484,105.76x = 32,225,841.48 × 5,310,058.88
  4. Step 4: Simplify right side
    21,484,105.76x = 171,121,115,716,346.34
  5. Step 5: Solve for x
    x = 171,121,115,716,346.34/21,484,105.76
  6. Step 6: Final answer
    x = 7,965,009.93

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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.