Home / 20,009,951.63-30,017,916.84-6,363,543.20

Finding the Fourth Proportional to 20,009,951.63, 30,017,916.84 and 6,363,543.20

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Solution

The fourth proportional to 20,009,951.63, 30,017,916.84 and 6,363,543.20 is: 9,546,265.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,009,951.63 : 30,017,916.84 = 6,363,543.20 : x
  2. Step 2: Convert to fraction form
    20,009,951.63/30,017,916.84 = 6,363,543.20/x
  3. Step 3: Cross multiply
    20,009,951.63x = 30,017,916.84 × 6,363,543.20
  4. Step 4: Simplify right side
    20,009,951.63x = 191,020,310,682,983.44
  5. Step 5: Solve for x
    x = 191,020,310,682,983.44/20,009,951.63
  6. Step 6: Final answer
    x = 9,546,265.49

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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.