Home / 75,073,733.55-103,602,821.78-43,283,274.20

Finding the Fourth Proportional to 75,073,733.55, 103,602,821.78 and 43,283,274.20

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Solution

The fourth proportional to 75,073,733.55, 103,602,821.78 and 43,283,274.20 is: 59,731,534.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,073,733.55 : 103,602,821.78 = 43,283,274.20 : x
  2. Step 2: Convert to fraction form
    75,073,733.55/103,602,821.78 = 43,283,274.20/x
  3. Step 3: Cross multiply
    75,073,733.55x = 103,602,821.78 × 43,283,274.20
  4. Step 4: Simplify right side
    75,073,733.55x = 4,484,269,342,263,042
  5. Step 5: Solve for x
    x = 4,484,269,342,263,042/75,073,733.55
  6. Step 6: Final answer
    x = 59,731,534.99

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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.