Home / 10,666,878.92-14,720,331.93-5,772,101.05

Finding the Fourth Proportional to 10,666,878.92, 14,720,331.93 and 5,772,101.05

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Solution

The fourth proportional to 10,666,878.92, 14,720,331.93 and 5,772,101.05 is: 7,965,520.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,666,878.92 : 14,720,331.93 = 5,772,101.05 : x
  2. Step 2: Convert to fraction form
    10,666,878.92/14,720,331.93 = 5,772,101.05/x
  3. Step 3: Cross multiply
    10,666,878.92x = 14,720,331.93 × 5,772,101.05
  4. Step 4: Simplify right side
    10,666,878.92x = 84,967,243,360,641.02
  5. Step 5: Solve for x
    x = 84,967,243,360,641.02/10,666,878.92
  6. Step 6: Final answer
    x = 7,965,520.56

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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.