Home / 67,942,881.90-93,696,275.58-45,666,187.38

Finding the Fourth Proportional to 67,942,881.90, 93,696,275.58 and 45,666,187.38

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Solution

The fourth proportional to 67,942,881.90, 93,696,275.58 and 45,666,187.38 is: 62,975,716.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,942,881.90 : 93,696,275.58 = 45,666,187.38 : x
  2. Step 2: Convert to fraction form
    67,942,881.90/93,696,275.58 = 45,666,187.38/x
  3. Step 3: Cross multiply
    67,942,881.90x = 93,696,275.58 × 45,666,187.38
  4. Step 4: Simplify right side
    67,942,881.90x = 4,278,751,677,444,398.50
  5. Step 5: Solve for x
    x = 4,278,751,677,444,398.50/67,942,881.90
  6. Step 6: Final answer
    x = 62,975,716.63

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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.