Home / 28,866,419.77-39,835,657.02-17,263,983.01

Finding the Fourth Proportional to 28,866,419.77, 39,835,657.02 and 17,263,983.01

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Solution

The fourth proportional to 28,866,419.77, 39,835,657.02 and 17,263,983.01 is: 23,824,295.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,866,419.77 : 39,835,657.02 = 17,263,983.01 : x
  2. Step 2: Convert to fraction form
    28,866,419.77/39,835,657.02 = 17,263,983.01/x
  3. Step 3: Cross multiply
    28,866,419.77x = 39,835,657.02 × 17,263,983.01
  4. Step 4: Simplify right side
    28,866,419.77x = 687,722,105,985,467.38
  5. Step 5: Solve for x
    x = 687,722,105,985,467.38/28,866,419.77
  6. Step 6: Final answer
    x = 23,824,295.20

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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.