Home / 43,012,302.60-64,518,453.90-39,727,720.20

Finding the Fourth Proportional to 43,012,302.60, 64,518,453.90 and 39,727,720.20

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Solution

The fourth proportional to 43,012,302.60, 64,518,453.90 and 39,727,720.20 is: 59,591,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,012,302.60 : 64,518,453.90 = 39,727,720.20 : x
  2. Step 2: Convert to fraction form
    43,012,302.60/64,518,453.90 = 39,727,720.20/x
  3. Step 3: Cross multiply
    43,012,302.60x = 64,518,453.90 × 39,727,720.20
  4. Step 4: Simplify right side
    43,012,302.60x = 2,563,171,084,275,799
  5. Step 5: Solve for x
    x = 2,563,171,084,275,799/43,012,302.60
  6. Step 6: Final answer
    x = 59,591,580.30

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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.