Home / 9,194,378.30-12,688,242-5,329,141.46

Finding the Fourth Proportional to 9,194,378.30, 12,688,242 and 5,329,141.46

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Solution

The fourth proportional to 9,194,378.30, 12,688,242 and 5,329,141.46 is: 7,354,215.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,194,378.30 : 12,688,242 = 5,329,141.46 : x
  2. Step 2: Convert to fraction form
    9,194,378.30/12,688,242 = 5,329,141.46/x
  3. Step 3: Cross multiply
    9,194,378.30x = 12,688,242 × 5,329,141.46
  4. Step 4: Simplify right side
    9,194,378.30x = 67,617,436,496,713.32
  5. Step 5: Solve for x
    x = 67,617,436,496,713.32/9,194,378.30
  6. Step 6: Final answer
    x = 7,354,215.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.