Home / 6,518,316.47-8,996,073.05-3,765,000.76

Finding the Fourth Proportional to 6,518,316.47, 8,996,073.05 and 3,765,000.76

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Solution

The fourth proportional to 6,518,316.47, 8,996,073.05 and 3,765,000.76 is: 5,196,161.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518,316.47 : 8,996,073.05 = 3,765,000.76 : x
  2. Step 2: Convert to fraction form
    6,518,316.47/8,996,073.05 = 3,765,000.76/x
  3. Step 3: Cross multiply
    6,518,316.47x = 8,996,073.05 × 3,765,000.76
  4. Step 4: Simplify right side
    6,518,316.47x = 33,870,221,898,006.66
  5. Step 5: Solve for x
    x = 33,870,221,898,006.66/6,518,316.47
  6. Step 6: Final answer
    x = 5,196,161.01

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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.