Home / 10,112,697.72-13,955,655.24-5,529,024.36

Finding the Fourth Proportional to 10,112,697.72, 13,955,655.24 and 5,529,024.36

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Solution

The fourth proportional to 10,112,697.72, 13,955,655.24 and 5,529,024.36 is: 7,630,126.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,112,697.72 : 13,955,655.24 = 5,529,024.36 : x
  2. Step 2: Convert to fraction form
    10,112,697.72/13,955,655.24 = 5,529,024.36/x
  3. Step 3: Cross multiply
    10,112,697.72x = 13,955,655.24 × 5,529,024.36
  4. Step 4: Simplify right side
    10,112,697.72x = 77,161,157,781,721.66
  5. Step 5: Solve for x
    x = 77,161,157,781,721.66/10,112,697.72
  6. Step 6: Final answer
    x = 7,630,126.00

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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.