Home / 13,554,484.38-18,705,104.19-7,753,363.02

Finding the Fourth Proportional to 13,554,484.38, 18,705,104.19 and 7,753,363.02

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Solution

The fourth proportional to 13,554,484.38, 18,705,104.19 and 7,753,363.02 is: 10,699,592.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,554,484.38 : 18,705,104.19 = 7,753,363.02 : x
  2. Step 2: Convert to fraction form
    13,554,484.38/18,705,104.19 = 7,753,363.02/x
  3. Step 3: Cross multiply
    13,554,484.38x = 18,705,104.19 × 7,753,363.02
  4. Step 4: Simplify right side
    13,554,484.38x = 145,027,463,111,993.06
  5. Step 5: Solve for x
    x = 145,027,463,111,993.06/13,554,484.38
  6. Step 6: Final answer
    x = 10,699,592.77

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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.