Home / 5,707,329.32-7,875,905.46-3,128,953.52

Finding the Fourth Proportional to 5,707,329.32, 7,875,905.46 and 3,128,953.52

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Solution

The fourth proportional to 5,707,329.32, 7,875,905.46 and 3,128,953.52 is: 4,317,841.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,707,329.32 : 7,875,905.46 = 3,128,953.52 : x
  2. Step 2: Convert to fraction form
    5,707,329.32/7,875,905.46 = 3,128,953.52/x
  3. Step 3: Cross multiply
    5,707,329.32x = 7,875,905.46 × 3,128,953.52
  4. Step 4: Simplify right side
    5,707,329.32x = 24,643,342,112,254.22
  5. Step 5: Solve for x
    x = 24,643,342,112,254.22/5,707,329.32
  6. Step 6: Final answer
    x = 4,317,841.28

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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.