Home / 21,783,025.80-32,674,538.70-15,736,408.20

Finding the Fourth Proportional to 21,783,025.80, 32,674,538.70 and 15,736,408.20

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Solution

The fourth proportional to 21,783,025.80, 32,674,538.70 and 15,736,408.20 is: 23,604,612.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,783,025.80 : 32,674,538.70 = 15,736,408.20 : x
  2. Step 2: Convert to fraction form
    21,783,025.80/32,674,538.70 = 15,736,408.20/x
  3. Step 3: Cross multiply
    21,783,025.80x = 32,674,538.70 × 15,736,408.20
  4. Step 4: Simplify right side
    21,783,025.80x = 514,179,878,729,897.31
  5. Step 5: Solve for x
    x = 514,179,878,729,897.31/21,783,025.80
  6. Step 6: Final answer
    x = 23,604,612.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.