Home / 8,303,234.40-12,454,851.60-5,097,967.20

Finding the Fourth Proportional to 8,303,234.40, 12,454,851.60 and 5,097,967.20

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Solution

The fourth proportional to 8,303,234.40, 12,454,851.60 and 5,097,967.20 is: 7,646,950.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303,234.40 : 12,454,851.60 = 5,097,967.20 : x
  2. Step 2: Convert to fraction form
    8,303,234.40/12,454,851.60 = 5,097,967.20/x
  3. Step 3: Cross multiply
    8,303,234.40x = 12,454,851.60 × 5,097,967.20
  4. Step 4: Simplify right side
    8,303,234.40x = 63,494,424,937,667.52
  5. Step 5: Solve for x
    x = 63,494,424,937,667.52/8,303,234.40
  6. Step 6: Final answer
    x = 7,646,950.80

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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.