Home / 20,208,628.04-27,887,915.66-10,916,197.47

Finding the Fourth Proportional to 20,208,628.04, 27,887,915.66 and 10,916,197.47

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Solution

The fourth proportional to 20,208,628.04, 27,887,915.66 and 10,916,197.47 is: 15,064,357.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,208,628.04 : 27,887,915.66 = 10,916,197.47 : x
  2. Step 2: Convert to fraction form
    20,208,628.04/27,887,915.66 = 10,916,197.47/x
  3. Step 3: Cross multiply
    20,208,628.04x = 27,887,915.66 × 10,916,197.47
  4. Step 4: Simplify right side
    20,208,628.04x = 304,429,994,316,684.44
  5. Step 5: Solve for x
    x = 304,429,994,316,684.44/20,208,628.04
  6. Step 6: Final answer
    x = 15,064,357.35

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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.