Home / 6,402,838.69-8,835,729.53-3,502,166.83

Finding the Fourth Proportional to 6,402,838.69, 8,835,729.53 and 3,502,166.83

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Solution

The fourth proportional to 6,402,838.69, 8,835,729.53 and 3,502,166.83 is: 4,832,887.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,402,838.69 : 8,835,729.53 = 3,502,166.83 : x
  2. Step 2: Convert to fraction form
    6,402,838.69/8,835,729.53 = 3,502,166.83/x
  3. Step 3: Cross multiply
    6,402,838.69x = 8,835,729.53 × 3,502,166.83
  4. Step 4: Simplify right side
    6,402,838.69x = 30,944,198,858,917.02
  5. Step 5: Solve for x
    x = 30,944,198,858,917.02/6,402,838.69
  6. Step 6: Final answer
    x = 4,832,887.47

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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.