Home / 69,771,599.14-104,649,426.15-18,657,605.38

Finding the Fourth Proportional to 69,771,599.14, 104,649,426.15 and 18,657,605.38

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Solution

The fourth proportional to 69,771,599.14, 104,649,426.15 and 18,657,605.38 is: 27,984,276.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,771,599.14 : 104,649,426.15 = 18,657,605.38 : x
  2. Step 2: Convert to fraction form
    69,771,599.14/104,649,426.15 = 18,657,605.38/x
  3. Step 3: Cross multiply
    69,771,599.14x = 104,649,426.15 × 18,657,605.38
  4. Step 4: Simplify right side
    69,771,599.14x = 1,952,507,696,350,152.75
  5. Step 5: Solve for x
    x = 1,952,507,696,350,152.75/69,771,599.14
  6. Step 6: Final answer
    x = 27,984,276.13

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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.