Home / 4,700,476.50-6,488,641.74-3,174,650.34

Finding the Fourth Proportional to 4,700,476.50, 6,488,641.74 and 3,174,650.34

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Solution

The fourth proportional to 4,700,476.50, 6,488,641.74 and 3,174,650.34 is: 4,382,357.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700,476.50 : 6,488,641.74 = 3,174,650.34 : x
  2. Step 2: Convert to fraction form
    4,700,476.50/6,488,641.74 = 3,174,650.34/x
  3. Step 3: Cross multiply
    4,700,476.50x = 6,488,641.74 × 3,174,650.34
  4. Step 4: Simplify right side
    4,700,476.50x = 20,599,168,706,029.19
  5. Step 5: Solve for x
    x = 20,599,168,706,029.19/4,700,476.50
  6. Step 6: Final answer
    x = 4,382,357.56

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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.