Home / 10,673,376.96-14,731,681.20-8,345,665.38

Finding the Fourth Proportional to 10,673,376.96, 14,731,681.20 and 8,345,665.38

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Solution

The fourth proportional to 10,673,376.96, 14,731,681.20 and 8,345,665.38 is: 11,518,911.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,673,376.96 : 14,731,681.20 = 8,345,665.38 : x
  2. Step 2: Convert to fraction form
    10,673,376.96/14,731,681.20 = 8,345,665.38/x
  3. Step 3: Cross multiply
    10,673,376.96x = 14,731,681.20 × 8,345,665.38
  4. Step 4: Simplify right side
    10,673,376.96x = 122,945,681,780,036.84
  5. Step 5: Solve for x
    x = 122,945,681,780,036.84/10,673,376.96
  6. Step 6: Final answer
    x = 11,518,911.24

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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.