Home / 31,590,410.75-47,385,616.13-7,655,882.75

Finding the Fourth Proportional to 31,590,410.75, 47,385,616.13 and 7,655,882.75

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Solution

The fourth proportional to 31,590,410.75, 47,385,616.13 and 7,655,882.75 is: 11,483,824.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,590,410.75 : 47,385,616.13 = 7,655,882.75 : x
  2. Step 2: Convert to fraction form
    31,590,410.75/47,385,616.13 = 7,655,882.75/x
  3. Step 3: Cross multiply
    31,590,410.75x = 47,385,616.13 × 7,655,882.75
  4. Step 4: Simplify right side
    31,590,410.75x = 362,778,721,089,509.38
  5. Step 5: Solve for x
    x = 362,778,721,089,509.38/31,590,410.75
  6. Step 6: Final answer
    x = 11,483,824.13

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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.