Home / 9,219,782.80-13,829,674.20-4,426,316.20

Finding the Fourth Proportional to 9,219,782.80, 13,829,674.20 and 4,426,316.20

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Solution

The fourth proportional to 9,219,782.80, 13,829,674.20 and 4,426,316.20 is: 6,639,474.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,219,782.80 : 13,829,674.20 = 4,426,316.20 : x
  2. Step 2: Convert to fraction form
    9,219,782.80/13,829,674.20 = 4,426,316.20/x
  3. Step 3: Cross multiply
    9,219,782.80x = 13,829,674.20 × 4,426,316.20
  4. Step 4: Simplify right side
    9,219,782.80x = 61,214,510,952,182.04
  5. Step 5: Solve for x
    x = 61,214,510,952,182.04/9,219,782.80
  6. Step 6: Final answer
    x = 6,639,474.30

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Double scale
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Similar ratio
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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.