Home / 7,558,612.88-11,337,960.85-1,878,837.19

Finding the Fourth Proportional to 7,558,612.88, 11,337,960.85 and 1,878,837.19

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Solution

The fourth proportional to 7,558,612.88, 11,337,960.85 and 1,878,837.19 is: 2,818,266.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558,612.88 : 11,337,960.85 = 1,878,837.19 : x
  2. Step 2: Convert to fraction form
    7,558,612.88/11,337,960.85 = 1,878,837.19/x
  3. Step 3: Cross multiply
    7,558,612.88x = 11,337,960.85 × 1,878,837.19
  4. Step 4: Simplify right side
    7,558,612.88x = 21,302,182,470,702.02
  5. Step 5: Solve for x
    x = 21,302,182,470,702.02/7,558,612.88
  6. Step 6: Final answer
    x = 2,818,266.11

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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.