Home / 22,459,308.95-30,993,939.77-12,146,032.08

Finding the Fourth Proportional to 22,459,308.95, 30,993,939.77 and 12,146,032.08

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Solution

The fourth proportional to 22,459,308.95, 30,993,939.77 and 12,146,032.08 is: 16,761,574.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,459,308.95 : 30,993,939.77 = 12,146,032.08 : x
  2. Step 2: Convert to fraction form
    22,459,308.95/30,993,939.77 = 12,146,032.08/x
  3. Step 3: Cross multiply
    22,459,308.95x = 30,993,939.77 × 12,146,032.08
  4. Step 4: Simplify right side
    22,459,308.95x = 376,453,386,671,277.69
  5. Step 5: Solve for x
    x = 376,453,386,671,277.69/22,459,308.95
  6. Step 6: Final answer
    x = 16,761,574.79

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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.