Home / 27,887,852.70-38,478,931.38-16,874,328.60

Finding the Fourth Proportional to 27,887,852.70, 38,478,931.38 and 16,874,328.60

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Solution

The fourth proportional to 27,887,852.70, 38,478,931.38 and 16,874,328.60 is: 23,282,758.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,887,852.70 : 38,478,931.38 = 16,874,328.60 : x
  2. Step 2: Convert to fraction form
    27,887,852.70/38,478,931.38 = 16,874,328.60/x
  3. Step 3: Cross multiply
    27,887,852.70x = 38,478,931.38 × 16,874,328.60
  4. Step 4: Simplify right side
    27,887,852.70x = 649,306,132,282,971.62
  5. Step 5: Solve for x
    x = 649,306,132,282,971.62/27,887,852.70
  6. Step 6: Final answer
    x = 23,282,758.24

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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.