Home / 40,439,637.20-60,659,455.80-25,134,136.40

Finding the Fourth Proportional to 40,439,637.20, 60,659,455.80 and 25,134,136.40

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Solution

The fourth proportional to 40,439,637.20, 60,659,455.80 and 25,134,136.40 is: 37,701,204.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,439,637.20 : 60,659,455.80 = 25,134,136.40 : x
  2. Step 2: Convert to fraction form
    40,439,637.20/60,659,455.80 = 25,134,136.40/x
  3. Step 3: Cross multiply
    40,439,637.20x = 60,659,455.80 × 25,134,136.40
  4. Step 4: Simplify right side
    40,439,637.20x = 1,524,623,036,026,971
  5. Step 5: Solve for x
    x = 1,524,623,036,026,971/40,439,637.20
  6. Step 6: Final answer
    x = 37,701,204.60

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1.5x scale

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.