Home / 10,161,171.80-14,022,430.32-5,514,956.60

Finding the Fourth Proportional to 10,161,171.80, 14,022,430.32 and 5,514,956.60

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Solution

The fourth proportional to 10,161,171.80, 14,022,430.32 and 5,514,956.60 is: 7,610,647.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161,171.80 : 14,022,430.32 = 5,514,956.60 : x
  2. Step 2: Convert to fraction form
    10,161,171.80/14,022,430.32 = 5,514,956.60/x
  3. Step 3: Cross multiply
    10,161,171.80x = 14,022,430.32 × 5,514,956.60
  4. Step 4: Simplify right side
    10,161,171.80x = 77,333,094,641,324.11
  5. Step 5: Solve for x
    x = 77,333,094,641,324.11/10,161,171.80
  6. Step 6: Final answer
    x = 7,610,647.29

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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.