Home / 40,438,877.20-60,658,315.80-25,133,376.40

Finding the Fourth Proportional to 40,438,877.20, 60,658,315.80 and 25,133,376.40

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Solution

The fourth proportional to 40,438,877.20, 60,658,315.80 and 25,133,376.40 is: 37,700,064.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,438,877.20 : 60,658,315.80 = 25,133,376.40 : x
  2. Step 2: Convert to fraction form
    40,438,877.20/60,658,315.80 = 25,133,376.40/x
  3. Step 3: Cross multiply
    40,438,877.20x = 60,658,315.80 × 25,133,376.40
  4. Step 4: Simplify right side
    40,438,877.20x = 1,524,548,282,791,467
  5. Step 5: Solve for x
    x = 1,524,548,282,791,467/40,438,877.20
  6. Step 6: Final answer
    x = 37,700,064.60

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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.