Home / 15,502,431.84-21,371,182.20-10,904,483.04

Finding the Fourth Proportional to 15,502,431.84, 21,371,182.20 and 10,904,483.04

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Solution

The fourth proportional to 15,502,431.84, 21,371,182.20 and 10,904,483.04 is: 15,032,589.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,502,431.84 : 21,371,182.20 = 10,904,483.04 : x
  2. Step 2: Convert to fraction form
    15,502,431.84/21,371,182.20 = 10,904,483.04/x
  3. Step 3: Cross multiply
    15,502,431.84x = 21,371,182.20 × 10,904,483.04
  4. Step 4: Simplify right side
    15,502,431.84x = 233,041,693,844,649.88
  5. Step 5: Solve for x
    x = 233,041,693,844,649.88/15,502,431.84
  6. Step 6: Final answer
    x = 15,032,589.48

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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.