Home / 10,146,357-14,001,991.34-5,500,127.66

Finding the Fourth Proportional to 10,146,357, 14,001,991.34 and 5,500,127.66

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Solution

The fourth proportional to 10,146,357, 14,001,991.34 and 5,500,127.66 is: 7,590,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,146,357 : 14,001,991.34 = 5,500,127.66 : x
  2. Step 2: Convert to fraction form
    10,146,357/14,001,991.34 = 5,500,127.66/x
  3. Step 3: Cross multiply
    10,146,357x = 14,001,991.34 × 5,500,127.66
  4. Step 4: Simplify right side
    10,146,357x = 77,012,739,864,214.47
  5. Step 5: Solve for x
    x = 77,012,739,864,214.47/10,146,357
  6. Step 6: Final answer
    x = 7,590,186.30

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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.