Home / 30,194,151.40-45,291,227.10-7,475,048.65

Finding the Fourth Proportional to 30,194,151.40, 45,291,227.10 and 7,475,048.65

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Solution

The fourth proportional to 30,194,151.40, 45,291,227.10 and 7,475,048.65 is: 11,212,572.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,194,151.40 : 45,291,227.10 = 7,475,048.65 : x
  2. Step 2: Convert to fraction form
    30,194,151.40/45,291,227.10 = 7,475,048.65/x
  3. Step 3: Cross multiply
    30,194,151.40x = 45,291,227.10 × 7,475,048.65
  4. Step 4: Simplify right side
    30,194,151.40x = 338,554,125,990,698.44
  5. Step 5: Solve for x
    x = 338,554,125,990,698.44/30,194,151.40
  6. Step 6: Final answer
    x = 11,212,572.98

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Double scale
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Similar ratio
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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.