Home / 7,812,775.10-11,709,714.80-4,024,191.26

Finding the Fourth Proportional to 7,812,775.10, 11,709,714.80 and 4,024,191.26

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Solution

The fourth proportional to 7,812,775.10, 11,709,714.80 and 4,024,191.26 is: 6,031,420.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,812,775.10 : 11,709,714.80 = 4,024,191.26 : x
  2. Step 2: Convert to fraction form
    7,812,775.10/11,709,714.80 = 4,024,191.26/x
  3. Step 3: Cross multiply
    7,812,775.10x = 11,709,714.80 × 4,024,191.26
  4. Step 4: Simplify right side
    7,812,775.10x = 47,122,131,994,587.41
  5. Step 5: Solve for x
    x = 47,122,131,994,587.41/7,812,775.10
  6. Step 6: Final answer
    x = 6,031,420.51

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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.