Home / 19,960,423.98-29,927,763.10-7,831,113.27

Finding the Fourth Proportional to 19,960,423.98, 29,927,763.10 and 7,831,113.27

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Solution

The fourth proportional to 19,960,423.98, 29,927,763.10 and 7,831,113.27 is: 11,741,619.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,960,423.98 : 29,927,763.10 = 7,831,113.27 : x
  2. Step 2: Convert to fraction form
    19,960,423.98/29,927,763.10 = 7,831,113.27/x
  3. Step 3: Cross multiply
    19,960,423.98x = 29,927,763.10 × 7,831,113.27
  4. Step 4: Simplify right side
    19,960,423.98x = 234,367,702,753,826.34
  5. Step 5: Solve for x
    x = 234,367,702,753,826.34/19,960,423.98
  6. Step 6: Final answer
    x = 11,741,619.47

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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.