Home / 8,590,780.20-12,885,878.70-2,201,095.20

Finding the Fourth Proportional to 8,590,780.20, 12,885,878.70 and 2,201,095.20

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Solution

The fourth proportional to 8,590,780.20, 12,885,878.70 and 2,201,095.20 is: 3,301,568.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590,780.20 : 12,885,878.70 = 2,201,095.20 : x
  2. Step 2: Convert to fraction form
    8,590,780.20/12,885,878.70 = 2,201,095.20/x
  3. Step 3: Cross multiply
    8,590,780.20x = 12,885,878.70 × 2,201,095.20
  4. Step 4: Simplify right side
    8,590,780.20x = 28,363,045,754,352.24
  5. Step 5: Solve for x
    x = 28,363,045,754,352.24/8,590,780.20
  6. Step 6: Final answer
    x = 3,301,568.09

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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.