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Finding the Fourth Proportional to 59,047,808.40, 88,571,712.60 and 43,931,264.40

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Solution

The fourth proportional to 59,047,808.40, 88,571,712.60 and 43,931,264.40 is: 65,896,896.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,047,808.40 : 88,571,712.60 = 43,931,264.40 : x
  2. Step 2: Convert to fraction form
    59,047,808.40/88,571,712.60 = 43,931,264.40/x
  3. Step 3: Cross multiply
    59,047,808.40x = 88,571,712.60 × 43,931,264.40
  4. Step 4: Simplify right side
    59,047,808.40x = 3,891,067,324,591,411
  5. Step 5: Solve for x
    x = 3,891,067,324,591,411/59,047,808.40
  6. Step 6: Final answer
    x = 65,896,896.60

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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.