Home / 5,312,616.77-7,330,495.61-2,989,186.85

Finding the Fourth Proportional to 5,312,616.77, 7,330,495.61 and 2,989,186.85

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Solution

The fourth proportional to 5,312,616.77, 7,330,495.61 and 2,989,186.85 is: 4,124,562.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312,616.77 : 7,330,495.61 = 2,989,186.85 : x
  2. Step 2: Convert to fraction form
    5,312,616.77/7,330,495.61 = 2,989,186.85/x
  3. Step 3: Cross multiply
    5,312,616.77x = 7,330,495.61 × 2,989,186.85
  4. Step 4: Simplify right side
    5,312,616.77x = 21,912,221,066,448.80
  5. Step 5: Solve for x
    x = 21,912,221,066,448.80/5,312,616.77
  6. Step 6: Final answer
    x = 4,124,562.72

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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.