Home / 9,159,970.04-12,640,173.90-5,085,587.96

Finding the Fourth Proportional to 9,159,970.04, 12,640,173.90 and 5,085,587.96

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Solution

The fourth proportional to 9,159,970.04, 12,640,173.90 and 5,085,587.96 is: 7,017,786.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,159,970.04 : 12,640,173.90 = 5,085,587.96 : x
  2. Step 2: Convert to fraction form
    9,159,970.04/12,640,173.90 = 5,085,587.96/x
  3. Step 3: Cross multiply
    9,159,970.04x = 12,640,173.90 × 5,085,587.96
  4. Step 4: Simplify right side
    9,159,970.04x = 64,282,716,198,146.24
  5. Step 5: Solve for x
    x = 64,282,716,198,146.24/9,159,970.04
  6. Step 6: Final answer
    x = 7,017,786.73

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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.