Home / 21,910,870.80-32,866,306.20-11,124,003.60

Finding the Fourth Proportional to 21,910,870.80, 32,866,306.20 and 11,124,003.60

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Solution

The fourth proportional to 21,910,870.80, 32,866,306.20 and 11,124,003.60 is: 16,686,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,910,870.80 : 32,866,306.20 = 11,124,003.60 : x
  2. Step 2: Convert to fraction form
    21,910,870.80/32,866,306.20 = 11,124,003.60/x
  3. Step 3: Cross multiply
    21,910,870.80x = 32,866,306.20 × 11,124,003.60
  4. Step 4: Simplify right side
    21,910,870.80x = 365,604,908,487,502.31
  5. Step 5: Solve for x
    x = 365,604,908,487,502.31/21,910,870.80
  6. Step 6: Final answer
    x = 16,686,005.40

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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.