Home / 9,571,416.12-13,208,711.67-5,220,502.38

Finding the Fourth Proportional to 9,571,416.12, 13,208,711.67 and 5,220,502.38

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Solution

The fourth proportional to 9,571,416.12, 13,208,711.67 and 5,220,502.38 is: 7,204,379.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,571,416.12 : 13,208,711.67 = 5,220,502.38 : x
  2. Step 2: Convert to fraction form
    9,571,416.12/13,208,711.67 = 5,220,502.38/x
  3. Step 3: Cross multiply
    9,571,416.12x = 13,208,711.67 × 5,220,502.38
  4. Step 4: Simplify right side
    9,571,416.12x = 68,956,110,709,968.77
  5. Step 5: Solve for x
    x = 68,956,110,709,968.77/9,571,416.12
  6. Step 6: Final answer
    x = 7,204,379.15

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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.