Home / 13,553,250.12-18,703,752.66-7,441,625.16

Finding the Fourth Proportional to 13,553,250.12, 18,703,752.66 and 7,441,625.16

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Solution

The fourth proportional to 13,553,250.12, 18,703,752.66 and 7,441,625.16 is: 10,269,589.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,553,250.12 : 18,703,752.66 = 7,441,625.16 : x
  2. Step 2: Convert to fraction form
    13,553,250.12/18,703,752.66 = 7,441,625.16/x
  3. Step 3: Cross multiply
    13,553,250.12x = 18,703,752.66 × 7,441,625.16
  4. Step 4: Simplify right side
    13,553,250.12x = 139,186,316,381,072.92
  5. Step 5: Solve for x
    x = 139,186,316,381,072.92/13,553,250.12
  6. Step 6: Final answer
    x = 10,269,589.59

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1.5x scale

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.