Home / 19,721,702.19-27,215,426.91-11,019,946.32

Finding the Fourth Proportional to 19,721,702.19, 27,215,426.91 and 11,019,946.32

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Solution

The fourth proportional to 19,721,702.19, 27,215,426.91 and 11,019,946.32 is: 15,207,234.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,721,702.19 : 27,215,426.91 = 11,019,946.32 : x
  2. Step 2: Convert to fraction form
    19,721,702.19/27,215,426.91 = 11,019,946.32/x
  3. Step 3: Cross multiply
    19,721,702.19x = 27,215,426.91 × 11,019,946.32
  4. Step 4: Simplify right side
    19,721,702.19x = 299,912,543,624,083.50
  5. Step 5: Solve for x
    x = 299,912,543,624,083.50/19,721,702.19
  6. Step 6: Final answer
    x = 15,207,234.18

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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.