Home / 32,920,007.39-45,429,594.39-19,689,184.07

Finding the Fourth Proportional to 32,920,007.39, 45,429,594.39 and 19,689,184.07

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Solution

The fourth proportional to 32,920,007.39, 45,429,594.39 and 19,689,184.07 is: 27,171,064.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,920,007.39 : 45,429,594.39 = 19,689,184.07 : x
  2. Step 2: Convert to fraction form
    32,920,007.39/45,429,594.39 = 19,689,184.07/x
  3. Step 3: Cross multiply
    32,920,007.39x = 45,429,594.39 × 19,689,184.07
  4. Step 4: Simplify right side
    32,920,007.39x = 894,471,646,170,149.38
  5. Step 5: Solve for x
    x = 894,471,646,170,149.38/32,920,007.39
  6. Step 6: Final answer
    x = 27,171,064.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.