Home / 25,662,670.09-38,502,599.13-8,391,667.43

Finding the Fourth Proportional to 25,662,670.09, 38,502,599.13 and 8,391,667.43

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Solution

The fourth proportional to 25,662,670.09, 38,502,599.13 and 8,391,667.43 is: 12,590,311.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,662,670.09 : 38,502,599.13 = 8,391,667.43 : x
  2. Step 2: Convert to fraction form
    25,662,670.09/38,502,599.13 = 8,391,667.43/x
  3. Step 3: Cross multiply
    25,662,670.09x = 38,502,599.13 × 8,391,667.43
  4. Step 4: Simplify right side
    25,662,670.09x = 323,101,007,185,823.81
  5. Step 5: Solve for x
    x = 323,101,007,185,823.81/25,662,670.09
  6. Step 6: Final answer
    x = 12,590,311.38

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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.