Home / 49,731,584.40-74,607,465.60-15,645,002.40

Finding the Fourth Proportional to 49,731,584.40, 74,607,465.60 and 15,645,002.40

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Solution

The fourth proportional to 49,731,584.40, 74,607,465.60 and 15,645,002.40 is: 23,470,677.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,731,584.40 : 74,607,465.60 = 15,645,002.40 : x
  2. Step 2: Convert to fraction form
    49,731,584.40/74,607,465.60 = 15,645,002.40/x
  3. Step 3: Cross multiply
    49,731,584.40x = 74,607,465.60 × 15,645,002.40
  4. Step 4: Simplify right side
    49,731,584.40x = 1,167,233,978,369,917.25
  5. Step 5: Solve for x
    x = 1,167,233,978,369,917.25/49,731,584.40
  6. Step 6: Final answer
    x = 23,470,677.49

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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.