Home / 10,623,871.86-15,928,978.41-6,976,292.10

Finding the Fourth Proportional to 10,623,871.86, 15,928,978.41 and 6,976,292.10

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Solution

The fourth proportional to 10,623,871.86, 15,928,978.41 and 6,976,292.10 is: 10,459,953.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,623,871.86 : 15,928,978.41 = 6,976,292.10 : x
  2. Step 2: Convert to fraction form
    10,623,871.86/15,928,978.41 = 6,976,292.10/x
  3. Step 3: Cross multiply
    10,623,871.86x = 15,928,978.41 × 6,976,292.10
  4. Step 4: Simplify right side
    10,623,871.86x = 111,125,206,242,753.56
  5. Step 5: Solve for x
    x = 111,125,206,242,753.56/10,623,871.86
  6. Step 6: Final answer
    x = 10,459,953.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.