Home / 49,389,637.20-74,084,455.80-15,314,427.60

Finding the Fourth Proportional to 49,389,637.20, 74,084,455.80 and 15,314,427.60

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Solution

The fourth proportional to 49,389,637.20, 74,084,455.80 and 15,314,427.60 is: 22,971,641.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,389,637.20 : 74,084,455.80 = 15,314,427.60 : x
  2. Step 2: Convert to fraction form
    49,389,637.20/74,084,455.80 = 15,314,427.60/x
  3. Step 3: Cross multiply
    49,389,637.20x = 74,084,455.80 × 15,314,427.60
  4. Step 4: Simplify right side
    49,389,637.20x = 1,134,561,034,634,500
  5. Step 5: Solve for x
    x = 1,134,561,034,634,500/49,389,637.20
  6. Step 6: Final answer
    x = 22,971,641.40

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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.