Home / 65,625,915.49-90,564,713.69-36,257,923.49

Finding the Fourth Proportional to 65,625,915.49, 90,564,713.69 and 36,257,923.49

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Solution

The fourth proportional to 65,625,915.49, 90,564,713.69 and 36,257,923.49 is: 50,036,459.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,625,915.49 : 90,564,713.69 = 36,257,923.49 : x
  2. Step 2: Convert to fraction form
    65,625,915.49/90,564,713.69 = 36,257,923.49/x
  3. Step 3: Cross multiply
    65,625,915.49x = 90,564,713.69 × 36,257,923.49
  4. Step 4: Simplify right side
    65,625,915.49x = 3,283,688,459,231,662.50
  5. Step 5: Solve for x
    x = 3,283,688,459,231,662.50/65,625,915.49
  6. Step 6: Final answer
    x = 50,036,459.45

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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.