Home / 76,864,767.19-106,062,913.69-45,918,365.11

Finding the Fourth Proportional to 76,864,767.19, 106,062,913.69 and 45,918,365.11

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Solution

The fourth proportional to 76,864,767.19, 106,062,913.69 and 45,918,365.11 is: 63,361,092.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,864,767.19 : 106,062,913.69 = 45,918,365.11 : x
  2. Step 2: Convert to fraction form
    76,864,767.19/106,062,913.69 = 45,918,365.11/x
  3. Step 3: Cross multiply
    76,864,767.19x = 106,062,913.69 × 45,918,365.11
  4. Step 4: Simplify right side
    76,864,767.19x = 4,870,235,595,447,837
  5. Step 5: Solve for x
    x = 4,870,235,595,447,837/76,864,767.19
  6. Step 6: Final answer
    x = 63,361,092.13

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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.