Home / 36,403,389.68-50,236,347.02-19,883,510.78

Finding the Fourth Proportional to 36,403,389.68, 50,236,347.02 and 19,883,510.78

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Solution

The fourth proportional to 36,403,389.68, 50,236,347.02 and 19,883,510.78 is: 27,439,064.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,403,389.68 : 50,236,347.02 = 19,883,510.78 : x
  2. Step 2: Convert to fraction form
    36,403,389.68/50,236,347.02 = 19,883,510.78/x
  3. Step 3: Cross multiply
    36,403,389.68x = 50,236,347.02 × 19,883,510.78
  4. Step 4: Simplify right side
    36,403,389.68x = 998,874,947,169,391.50
  5. Step 5: Solve for x
    x = 998,874,947,169,391.50/36,403,389.68
  6. Step 6: Final answer
    x = 27,439,064.22

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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.