Home / 15,360,060.41-21,196,032.63-8,389,350.06

Finding the Fourth Proportional to 15,360,060.41, 21,196,032.63 and 8,389,350.06

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Solution

The fourth proportional to 15,360,060.41, 21,196,032.63 and 8,389,350.06 is: 11,576,838.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,360,060.41 : 21,196,032.63 = 8,389,350.06 : x
  2. Step 2: Convert to fraction form
    15,360,060.41/21,196,032.63 = 8,389,350.06/x
  3. Step 3: Cross multiply
    15,360,060.41x = 21,196,032.63 × 8,389,350.06
  4. Step 4: Simplify right side
    15,360,060.41x = 177,820,937,616,252.47
  5. Step 5: Solve for x
    x = 177,820,937,616,252.47/15,360,060.41
  6. Step 6: Final answer
    x = 11,576,838.43

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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.