Home / 9,131,012.18-12,600,555.62-5,210,698.04

Finding the Fourth Proportional to 9,131,012.18, 12,600,555.62 and 5,210,698.04

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Solution

The fourth proportional to 9,131,012.18, 12,600,555.62 and 5,210,698.04 is: 7,190,625.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,131,012.18 : 12,600,555.62 = 5,210,698.04 : x
  2. Step 2: Convert to fraction form
    9,131,012.18/12,600,555.62 = 5,210,698.04/x
  3. Step 3: Cross multiply
    9,131,012.18x = 12,600,555.62 × 5,210,698.04
  4. Step 4: Simplify right side
    9,131,012.18x = 65,657,690,472,044.98
  5. Step 5: Solve for x
    x = 65,657,690,472,044.98/9,131,012.18
  6. Step 6: Final answer
    x = 7,190,625.66

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1.5x scale

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.