Home / 74,354,906.40-111,532,359.60-59,049,405.60

Finding the Fourth Proportional to 74,354,906.40, 111,532,359.60 and 59,049,405.60

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Solution

The fourth proportional to 74,354,906.40, 111,532,359.60 and 59,049,405.60 is: 88,574,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,354,906.40 : 111,532,359.60 = 59,049,405.60 : x
  2. Step 2: Convert to fraction form
    74,354,906.40/111,532,359.60 = 59,049,405.60/x
  3. Step 3: Cross multiply
    74,354,906.40x = 111,532,359.60 × 59,049,405.60
  4. Step 4: Simplify right side
    74,354,906.40x = 6,585,919,539,545,454
  5. Step 5: Solve for x
    x = 6,585,919,539,545,454/74,354,906.40
  6. Step 6: Final answer
    x = 88,574,108.40

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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.