Home / 7,381,722.32-10,186,762.73-4,118,342.88

Finding the Fourth Proportional to 7,381,722.32, 10,186,762.73 and 4,118,342.88

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Solution

The fourth proportional to 7,381,722.32, 10,186,762.73 and 4,118,342.88 is: 5,683,305.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,722.32 : 10,186,762.73 = 4,118,342.88 : x
  2. Step 2: Convert to fraction form
    7,381,722.32/10,186,762.73 = 4,118,342.88/x
  3. Step 3: Cross multiply
    7,381,722.32x = 10,186,762.73 × 4,118,342.88
  4. Step 4: Simplify right side
    7,381,722.32x = 41,952,581,738,753.15
  5. Step 5: Solve for x
    x = 41,952,581,738,753.15/7,381,722.32
  6. Step 6: Final answer
    x = 5,683,305.32

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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.