Home / 10,262,009.28-14,160,983.04-5,678,100.48

Finding the Fourth Proportional to 10,262,009.28, 14,160,983.04 and 5,678,100.48

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Solution

The fourth proportional to 10,262,009.28, 14,160,983.04 and 5,678,100.48 is: 7,835,452.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,262,009.28 : 14,160,983.04 = 5,678,100.48 : x
  2. Step 2: Convert to fraction form
    10,262,009.28/14,160,983.04 = 5,678,100.48/x
  3. Step 3: Cross multiply
    10,262,009.28x = 14,160,983.04 × 5,678,100.48
  4. Step 4: Simplify right side
    10,262,009.28x = 80,407,484,596,695.86
  5. Step 5: Solve for x
    x = 80,407,484,596,695.86/10,262,009.28
  6. Step 6: Final answer
    x = 7,835,452.34

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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.