Home / 45,493,752.60-68,240,628.90-28,275,064.20

Finding the Fourth Proportional to 45,493,752.60, 68,240,628.90 and 28,275,064.20

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Solution

The fourth proportional to 45,493,752.60, 68,240,628.90 and 28,275,064.20 is: 42,412,596.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,493,752.60 : 68,240,628.90 = 28,275,064.20 : x
  2. Step 2: Convert to fraction form
    45,493,752.60/68,240,628.90 = 28,275,064.20/x
  3. Step 3: Cross multiply
    45,493,752.60x = 68,240,628.90 × 28,275,064.20
  4. Step 4: Simplify right side
    45,493,752.60x = 1,929,508,163,195,875.50
  5. Step 5: Solve for x
    x = 1,929,508,163,195,875.50/45,493,752.60
  6. Step 6: Final answer
    x = 42,412,596.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.