Home / 67,942,880.90-93,696,274.20-45,666,186.38

Finding the Fourth Proportional to 67,942,880.90, 93,696,274.20 and 45,666,186.38

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Solution

The fourth proportional to 67,942,880.90, 93,696,274.20 and 45,666,186.38 is: 62,975,715.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,942,880.90 : 93,696,274.20 = 45,666,186.38 : x
  2. Step 2: Convert to fraction form
    67,942,880.90/93,696,274.20 = 45,666,186.38/x
  3. Step 3: Cross multiply
    67,942,880.90x = 93,696,274.20 × 45,666,186.38
  4. Step 4: Simplify right side
    67,942,880.90x = 4,278,751,520,728,786
  5. Step 5: Solve for x
    x = 4,278,751,520,728,786/67,942,880.90
  6. Step 6: Final answer
    x = 62,975,715.25

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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.