Home / 30,240,429.30-45,360,643.95-16,635,539.70

Finding the Fourth Proportional to 30,240,429.30, 45,360,643.95 and 16,635,539.70

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Solution

The fourth proportional to 30,240,429.30, 45,360,643.95 and 16,635,539.70 is: 24,953,309.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,240,429.30 : 45,360,643.95 = 16,635,539.70 : x
  2. Step 2: Convert to fraction form
    30,240,429.30/45,360,643.95 = 16,635,539.70/x
  3. Step 3: Cross multiply
    30,240,429.30x = 45,360,643.95 × 16,635,539.70
  4. Step 4: Simplify right side
    30,240,429.30x = 754,598,793,247,789.88
  5. Step 5: Solve for x
    x = 754,598,793,247,789.88/30,240,429.30
  6. Step 6: Final answer
    x = 24,953,309.55

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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.