Home / 9,134,706.12-12,604,292.09-5,212,671.54

Finding the Fourth Proportional to 9,134,706.12, 12,604,292.09 and 5,212,671.54

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Solution

The fourth proportional to 9,134,706.12, 12,604,292.09 and 5,212,671.54 is: 7,192,572.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,134,706.12 : 12,604,292.09 = 5,212,671.54 : x
  2. Step 2: Convert to fraction form
    9,134,706.12/12,604,292.09 = 5,212,671.54/x
  3. Step 3: Cross multiply
    9,134,706.12x = 12,604,292.09 × 5,212,671.54
  4. Step 4: Simplify right side
    9,134,706.12x = 65,702,034,633,326.77
  5. Step 5: Solve for x
    x = 65,702,034,633,326.77/9,134,706.12
  6. Step 6: Final answer
    x = 7,192,572.35

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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.