Home / 79,005,697.17-118,496,572.33-21,502,449.33

Finding the Fourth Proportional to 79,005,697.17, 118,496,572.33 and 21,502,449.33

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Solution

The fourth proportional to 79,005,697.17, 118,496,572.33 and 21,502,449.33 is: 32,250,415.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,005,697.17 : 118,496,572.33 = 21,502,449.33 : x
  2. Step 2: Convert to fraction form
    79,005,697.17/118,496,572.33 = 21,502,449.33/x
  3. Step 3: Cross multiply
    79,005,697.17x = 118,496,572.33 × 21,502,449.33
  4. Step 4: Simplify right side
    79,005,697.17x = 2,547,966,541,846,596.50
  5. Step 5: Solve for x
    x = 2,547,966,541,846,596.50/79,005,697.17
  6. Step 6: Final answer
    x = 32,250,415.26

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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.