Home / 5,101,281.27-7,039,247.67-3,140,848.32

Finding the Fourth Proportional to 5,101,281.27, 7,039,247.67 and 3,140,848.32

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Solution

The fourth proportional to 5,101,281.27, 7,039,247.67 and 3,140,848.32 is: 4,334,050.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101,281.27 : 7,039,247.67 = 3,140,848.32 : x
  2. Step 2: Convert to fraction form
    5,101,281.27/7,039,247.67 = 3,140,848.32/x
  3. Step 3: Cross multiply
    5,101,281.27x = 7,039,247.67 × 3,140,848.32
  4. Step 4: Simplify right side
    5,101,281.27x = 22,109,209,218,383.41
  5. Step 5: Solve for x
    x = 22,109,209,218,383.41/5,101,281.27
  6. Step 6: Final answer
    x = 4,334,050.22

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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.