Home / 8,681,663.16-13,014,788.76-3,286,552.68

Finding the Fourth Proportional to 8,681,663.16, 13,014,788.76 and 3,286,552.68

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Solution

The fourth proportional to 8,681,663.16, 13,014,788.76 and 3,286,552.68 is: 4,926,911.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681,663.16 : 13,014,788.76 = 3,286,552.68 : x
  2. Step 2: Convert to fraction form
    8,681,663.16/13,014,788.76 = 3,286,552.68/x
  3. Step 3: Cross multiply
    8,681,663.16x = 13,014,788.76 × 3,286,552.68
  4. Step 4: Simplify right side
    8,681,663.16x = 42,773,788,878,811.88
  5. Step 5: Solve for x
    x = 42,773,788,878,811.88/8,681,663.16
  6. Step 6: Final answer
    x = 4,926,911.82

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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.