Home / 19,260,025.80-28,890,038.70-6,476,281.80

Finding the Fourth Proportional to 19,260,025.80, 28,890,038.70 and 6,476,281.80

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Solution

The fourth proportional to 19,260,025.80, 28,890,038.70 and 6,476,281.80 is: 9,714,422.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,260,025.80 : 28,890,038.70 = 6,476,281.80 : x
  2. Step 2: Convert to fraction form
    19,260,025.80/28,890,038.70 = 6,476,281.80/x
  3. Step 3: Cross multiply
    19,260,025.80x = 28,890,038.70 × 6,476,281.80
  4. Step 4: Simplify right side
    19,260,025.80x = 187,100,031,834,105.66
  5. Step 5: Solve for x
    x = 187,100,031,834,105.66/19,260,025.80
  6. Step 6: Final answer
    x = 9,714,422.70

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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.