Home / 21,352,653.20-32,025,869.40-6,205,005.20

Finding the Fourth Proportional to 21,352,653.20, 32,025,869.40 and 6,205,005.20

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Solution

The fourth proportional to 21,352,653.20, 32,025,869.40 and 6,205,005.20 is: 9,306,603.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,352,653.20 : 32,025,869.40 = 6,205,005.20 : x
  2. Step 2: Convert to fraction form
    21,352,653.20/32,025,869.40 = 6,205,005.20/x
  3. Step 3: Cross multiply
    21,352,653.20x = 32,025,869.40 × 6,205,005.20
  4. Step 4: Simplify right side
    21,352,653.20x = 198,720,686,161,520.88
  5. Step 5: Solve for x
    x = 198,720,686,161,520.88/21,352,653.20
  6. Step 6: Final answer
    x = 9,306,603.93

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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.