Home / 16,291,896-22,482,816.48-9,049,225.92

Finding the Fourth Proportional to 16,291,896, 22,482,816.48 and 9,049,225.92

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Solution

The fourth proportional to 16,291,896, 22,482,816.48 and 9,049,225.92 is: 12,487,931.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,291,896 : 22,482,816.48 = 9,049,225.92 : x
  2. Step 2: Convert to fraction form
    16,291,896/22,482,816.48 = 9,049,225.92/x
  3. Step 3: Cross multiply
    16,291,896x = 22,482,816.48 × 9,049,225.92
  4. Step 4: Simplify right side
    16,291,896x = 203,452,085,645,419.16
  5. Step 5: Solve for x
    x = 203,452,085,645,419.16/16,291,896
  6. Step 6: Final answer
    x = 12,487,931.77

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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.