Home / 13,727,920.17-18,944,477.83-7,533,070.53

Finding the Fourth Proportional to 13,727,920.17, 18,944,477.83 and 7,533,070.53

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Solution

The fourth proportional to 13,727,920.17, 18,944,477.83 and 7,533,070.53 is: 10,395,608.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727,920.17 : 18,944,477.83 = 7,533,070.53 : x
  2. Step 2: Convert to fraction form
    13,727,920.17/18,944,477.83 = 7,533,070.53/x
  3. Step 3: Cross multiply
    13,727,920.17x = 18,944,477.83 × 7,533,070.53
  4. Step 4: Simplify right side
    13,727,920.17x = 142,710,087,647,411.34
  5. Step 5: Solve for x
    x = 142,710,087,647,411.34/13,727,920.17
  6. Step 6: Final answer
    x = 10,395,608.79

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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.