Home / 28,090,794.07-42,136,191.11-7,896,036.07

Finding the Fourth Proportional to 28,090,794.07, 42,136,191.11 and 7,896,036.07

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Solution

The fourth proportional to 28,090,794.07, 42,136,191.11 and 7,896,036.07 is: 11,844,054.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,090,794.07 : 42,136,191.11 = 7,896,036.07 : x
  2. Step 2: Convert to fraction form
    28,090,794.07/42,136,191.11 = 7,896,036.07/x
  3. Step 3: Cross multiply
    28,090,794.07x = 42,136,191.11 × 7,896,036.07
  4. Step 4: Simplify right side
    28,090,794.07x = 332,708,884,856,973.38
  5. Step 5: Solve for x
    x = 332,708,884,856,973.38/28,090,794.07
  6. Step 6: Final answer
    x = 11,844,054.11

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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.