Home / 65,541,817.08-90,447,899.38-35,772,739.40

Finding the Fourth Proportional to 65,541,817.08, 90,447,899.38 and 35,772,739.40

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Solution

The fourth proportional to 65,541,817.08, 90,447,899.38 and 35,772,739.40 is: 49,366,485.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,541,817.08 : 90,447,899.38 = 35,772,739.40 : x
  2. Step 2: Convert to fraction form
    65,541,817.08/90,447,899.38 = 35,772,739.40/x
  3. Step 3: Cross multiply
    65,541,817.08x = 90,447,899.38 × 35,772,739.40
  4. Step 4: Simplify right side
    65,541,817.08x = 3,235,569,133,798,161.50
  5. Step 5: Solve for x
    x = 3,235,569,133,798,161.50/65,541,817.08
  6. Step 6: Final answer
    x = 49,366,485.06

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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.