Home / 30,417,011.28-45,566,722.80-16,912,898.64

Finding the Fourth Proportional to 30,417,011.28, 45,566,722.80 and 16,912,898.64

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Solution

The fourth proportional to 30,417,011.28, 45,566,722.80 and 16,912,898.64 is: 25,336,656.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,417,011.28 : 45,566,722.80 = 16,912,898.64 : x
  2. Step 2: Convert to fraction form
    30,417,011.28/45,566,722.80 = 16,912,898.64/x
  3. Step 3: Cross multiply
    30,417,011.28x = 45,566,722.80 × 16,912,898.64
  4. Step 4: Simplify right side
    30,417,011.28x = 770,665,364,073,377
  5. Step 5: Solve for x
    x = 770,665,364,073,377/30,417,011.28
  6. Step 6: Final answer
    x = 25,336,656.42

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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.