Home / 24,838,378.35-34,271,098.70-20,879,700.32

Finding the Fourth Proportional to 24,838,378.35, 34,271,098.70 and 20,879,700.32

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Solution

The fourth proportional to 24,838,378.35, 34,271,098.70 and 20,879,700.32 is: 28,809,057.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,838,378.35 : 34,271,098.70 = 20,879,700.32 : x
  2. Step 2: Convert to fraction form
    24,838,378.35/34,271,098.70 = 20,879,700.32/x
  3. Step 3: Cross multiply
    24,838,378.35x = 34,271,098.70 × 20,879,700.32
  4. Step 4: Simplify right side
    24,838,378.35x = 715,570,270,493,141.62
  5. Step 5: Solve for x
    x = 715,570,270,493,141.62/24,838,378.35
  6. Step 6: Final answer
    x = 28,809,057.52

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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.