Home / 9,571,428.14-13,208,728.23-5,220,514.38

Finding the Fourth Proportional to 9,571,428.14, 13,208,728.23 and 5,220,514.38

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Solution

The fourth proportional to 9,571,428.14, 13,208,728.23 and 5,220,514.38 is: 7,204,395.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,571,428.14 : 13,208,728.23 = 5,220,514.38 : x
  2. Step 2: Convert to fraction form
    9,571,428.14/13,208,728.23 = 5,220,514.38/x
  3. Step 3: Cross multiply
    9,571,428.14x = 13,208,728.23 × 5,220,514.38
  4. Step 4: Simplify right side
    9,571,428.14x = 68,956,355,666,226.95
  5. Step 5: Solve for x
    x = 68,956,355,666,226.95/9,571,428.14
  6. Step 6: Final answer
    x = 7,204,395.69

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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.