Home / 10,814,801.40-16,222,202.10-9,993,655.80

Finding the Fourth Proportional to 10,814,801.40, 16,222,202.10 and 9,993,655.80

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Solution

The fourth proportional to 10,814,801.40, 16,222,202.10 and 9,993,655.80 is: 14,990,483.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,814,801.40 : 16,222,202.10 = 9,993,655.80 : x
  2. Step 2: Convert to fraction form
    10,814,801.40/16,222,202.10 = 9,993,655.80/x
  3. Step 3: Cross multiply
    10,814,801.40x = 16,222,202.10 × 9,993,655.80
  4. Step 4: Simplify right side
    10,814,801.40x = 162,119,104,105,437.19
  5. Step 5: Solve for x
    x = 162,119,104,105,437.19/10,814,801.40
  6. Step 6: Final answer
    x = 14,990,483.70

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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.