Home / 7,146,336.48-9,862,006.63-3,883,151.20

Finding the Fourth Proportional to 7,146,336.48, 9,862,006.63 and 3,883,151.20

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Solution

The fourth proportional to 7,146,336.48, 9,862,006.63 and 3,883,151.20 is: 5,358,782.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,146,336.48 : 9,862,006.63 = 3,883,151.20 : x
  2. Step 2: Convert to fraction form
    7,146,336.48/9,862,006.63 = 3,883,151.20/x
  3. Step 3: Cross multiply
    7,146,336.48x = 9,862,006.63 × 3,883,151.20
  4. Step 4: Simplify right side
    7,146,336.48x = 38,295,662,845,329.55
  5. Step 5: Solve for x
    x = 38,295,662,845,329.55/7,146,336.48
  6. Step 6: Final answer
    x = 5,358,782.50

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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.