Home / 66,688,840.03-92,040,225.67-38,425,799.95

Finding the Fourth Proportional to 66,688,840.03, 92,040,225.67 and 38,425,799.95

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Solution

The fourth proportional to 66,688,840.03, 92,040,225.67 and 38,425,799.95 is: 53,033,150.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,688,840.03 : 92,040,225.67 = 38,425,799.95 : x
  2. Step 2: Convert to fraction form
    66,688,840.03/92,040,225.67 = 38,425,799.95/x
  3. Step 3: Cross multiply
    66,688,840.03x = 92,040,225.67 × 38,425,799.95
  4. Step 4: Simplify right side
    66,688,840.03x = 3,536,719,299,237,735
  5. Step 5: Solve for x
    x = 3,536,719,299,237,735/66,688,840.03
  6. Step 6: Final answer
    x = 53,033,150.64

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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.