Home / 72,433,268.80-108,649,903.20-23,918,610.40

Finding the Fourth Proportional to 72,433,268.80, 108,649,903.20 and 23,918,610.40

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Solution

The fourth proportional to 72,433,268.80, 108,649,903.20 and 23,918,610.40 is: 35,877,915.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,433,268.80 : 108,649,903.20 = 23,918,610.40 : x
  2. Step 2: Convert to fraction form
    72,433,268.80/108,649,903.20 = 23,918,610.40/x
  3. Step 3: Cross multiply
    72,433,268.80x = 108,649,903.20 × 23,918,610.40
  4. Step 4: Simplify right side
    72,433,268.80x = 2,598,754,704,638,513
  5. Step 5: Solve for x
    x = 2,598,754,704,638,513/72,433,268.80
  6. Step 6: Final answer
    x = 35,877,915.60

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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.