Home / 19,005,405.10-28,508,107.65-6,226,326.70

Finding the Fourth Proportional to 19,005,405.10, 28,508,107.65 and 6,226,326.70

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Solution

The fourth proportional to 19,005,405.10, 28,508,107.65 and 6,226,326.70 is: 9,339,490.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005,405.10 : 28,508,107.65 = 6,226,326.70 : x
  2. Step 2: Convert to fraction form
    19,005,405.10/28,508,107.65 = 6,226,326.70/x
  3. Step 3: Cross multiply
    19,005,405.10x = 28,508,107.65 × 6,226,326.70
  4. Step 4: Simplify right side
    19,005,405.10x = 177,500,791,827,669.25
  5. Step 5: Solve for x
    x = 177,500,791,827,669.25/19,005,405.10
  6. Step 6: Final answer
    x = 9,339,490.05

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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.