Home / 20,643,018.08-30,944,073.96-9,693,607.19

Finding the Fourth Proportional to 20,643,018.08, 30,944,073.96 and 9,693,607.19

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Solution

The fourth proportional to 20,643,018.08, 30,944,073.96 and 9,693,607.19 is: 14,530,806.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,643,018.08 : 30,944,073.96 = 9,693,607.19 : x
  2. Step 2: Convert to fraction form
    20,643,018.08/30,944,073.96 = 9,693,607.19/x
  3. Step 3: Cross multiply
    20,643,018.08x = 30,944,073.96 × 9,693,607.19
  4. Step 4: Simplify right side
    20,643,018.08x = 299,959,697,671,827.44
  5. Step 5: Solve for x
    x = 299,959,697,671,827.44/20,643,018.08
  6. Step 6: Final answer
    x = 14,530,806.33

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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.