Home / 70,402,339.52-97,150,339.32-39,042,006.20

Finding the Fourth Proportional to 70,402,339.52, 97,150,339.32 and 39,042,006.20

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Solution

The fourth proportional to 70,402,339.52, 97,150,339.32 and 39,042,006.20 is: 53,875,257.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,402,339.52 : 97,150,339.32 = 39,042,006.20 : x
  2. Step 2: Convert to fraction form
    70,402,339.52/97,150,339.32 = 39,042,006.20/x
  3. Step 3: Cross multiply
    70,402,339.52x = 97,150,339.32 × 39,042,006.20
  4. Step 4: Simplify right side
    70,402,339.52x = 3,792,944,150,063,544
  5. Step 5: Solve for x
    x = 3,792,944,150,063,544/70,402,339.52
  6. Step 6: Final answer
    x = 53,875,257.21

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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.