Home / 15,533,625.64-21,436,545.54-8,564,553.64

Finding the Fourth Proportional to 15,533,625.64, 21,436,545.54 and 8,564,553.64

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Solution

The fourth proportional to 15,533,625.64, 21,436,545.54 and 8,564,553.64 is: 11,819,162.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,533,625.64 : 21,436,545.54 = 8,564,553.64 : x
  2. Step 2: Convert to fraction form
    15,533,625.64/21,436,545.54 = 8,564,553.64/x
  3. Step 3: Cross multiply
    15,533,625.64x = 21,436,545.54 × 8,564,553.64
  4. Step 4: Simplify right side
    15,533,625.64x = 183,594,444,133,632.78
  5. Step 5: Solve for x
    x = 183,594,444,133,632.78/15,533,625.64
  6. Step 6: Final answer
    x = 11,819,162.40

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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.