Home / 5,085,823.32-7,018,829.64-2,911,048.74

Finding the Fourth Proportional to 5,085,823.32, 7,018,829.64 and 2,911,048.74

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Solution

The fourth proportional to 5,085,823.32, 7,018,829.64 and 2,911,048.74 is: 4,017,472.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085,823.32 : 7,018,829.64 = 2,911,048.74 : x
  2. Step 2: Convert to fraction form
    5,085,823.32/7,018,829.64 = 2,911,048.74/x
  3. Step 3: Cross multiply
    5,085,823.32x = 7,018,829.64 × 2,911,048.74
  4. Step 4: Simplify right side
    5,085,823.32x = 20,432,155,179,796.65
  5. Step 5: Solve for x
    x = 20,432,155,179,796.65/5,085,823.32
  6. Step 6: Final answer
    x = 4,017,472.47

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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.