Home / 82,589,897.57-113,941,802.43-47,288,838.02

Finding the Fourth Proportional to 82,589,897.57, 113,941,802.43 and 47,288,838.02

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Solution

The fourth proportional to 82,589,897.57, 113,941,802.43 and 47,288,838.02 is: 65,240,127.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,589,897.57 : 113,941,802.43 = 47,288,838.02 : x
  2. Step 2: Convert to fraction form
    82,589,897.57/113,941,802.43 = 47,288,838.02/x
  3. Step 3: Cross multiply
    82,589,897.57x = 113,941,802.43 × 47,288,838.02
  4. Step 4: Simplify right side
    82,589,897.57x = 5,388,175,438,116,522
  5. Step 5: Solve for x
    x = 5,388,175,438,116,522/82,589,897.57
  6. Step 6: Final answer
    x = 65,240,127.39

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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.