Home / 8,352,969.20-12,529,453.80-7,357,641.20

Finding the Fourth Proportional to 8,352,969.20, 12,529,453.80 and 7,357,641.20

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Solution

The fourth proportional to 8,352,969.20, 12,529,453.80 and 7,357,641.20 is: 11,036,461.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352,969.20 : 12,529,453.80 = 7,357,641.20 : x
  2. Step 2: Convert to fraction form
    8,352,969.20/12,529,453.80 = 7,357,641.20/x
  3. Step 3: Cross multiply
    8,352,969.20x = 12,529,453.80 × 7,357,641.20
  4. Step 4: Simplify right side
    8,352,969.20x = 92,187,225,492,376.56
  5. Step 5: Solve for x
    x = 92,187,225,492,376.56/8,352,969.20
  6. Step 6: Final answer
    x = 11,036,461.80

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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.