Home / 5,439,639.36-7,506,470.76-2,992,095.12

Finding the Fourth Proportional to 5,439,639.36, 7,506,470.76 and 2,992,095.12

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Solution

The fourth proportional to 5,439,639.36, 7,506,470.76 and 2,992,095.12 is: 4,128,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,639.36 : 7,506,470.76 = 2,992,095.12 : x
  2. Step 2: Convert to fraction form
    5,439,639.36/7,506,470.76 = 2,992,095.12/x
  3. Step 3: Cross multiply
    5,439,639.36x = 7,506,470.76 × 2,992,095.12
  4. Step 4: Simplify right side
    5,439,639.36x = 22,460,074,529,418.69
  5. Step 5: Solve for x
    x = 22,460,074,529,418.69/5,439,639.36
  6. Step 6: Final answer
    x = 4,128,963.90

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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.