Home / 8,690,080.34-11,989,536.77-5,018,511.94

Finding the Fourth Proportional to 8,690,080.34, 11,989,536.77 and 5,018,511.94

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Solution

The fourth proportional to 8,690,080.34, 11,989,536.77 and 5,018,511.94 is: 6,923,944.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,690,080.34 : 11,989,536.77 = 5,018,511.94 : x
  2. Step 2: Convert to fraction form
    8,690,080.34/11,989,536.77 = 5,018,511.94/x
  3. Step 3: Cross multiply
    8,690,080.34x = 11,989,536.77 × 5,018,511.94
  4. Step 4: Simplify right side
    8,690,080.34x = 60,169,633,417,886.48
  5. Step 5: Solve for x
    x = 60,169,633,417,886.48/8,690,080.34
  6. Step 6: Final answer
    x = 6,923,944.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.