Home / 7,223,221.04-9,967,491.81-4,125,316.77

Finding the Fourth Proportional to 7,223,221.04, 9,967,491.81 and 4,125,316.77

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Solution

The fourth proportional to 7,223,221.04, 9,967,491.81 and 4,125,316.77 is: 5,692,621.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223,221.04 : 9,967,491.81 = 4,125,316.77 : x
  2. Step 2: Convert to fraction form
    7,223,221.04/9,967,491.81 = 4,125,316.77/x
  3. Step 3: Cross multiply
    7,223,221.04x = 9,967,491.81 × 4,125,316.77
  4. Step 4: Simplify right side
    7,223,221.04x = 41,119,061,118,630.66
  5. Step 5: Solve for x
    x = 41,119,061,118,630.66/7,223,221.04
  6. Step 6: Final answer
    x = 5,692,621.19

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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.