Home / 47,074,913.20-70,612,369.80-16,783,764.40

Finding the Fourth Proportional to 47,074,913.20, 70,612,369.80 and 16,783,764.40

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Solution

The fourth proportional to 47,074,913.20, 70,612,369.80 and 16,783,764.40 is: 25,175,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,074,913.20 : 70,612,369.80 = 16,783,764.40 : x
  2. Step 2: Convert to fraction form
    47,074,913.20/70,612,369.80 = 16,783,764.40/x
  3. Step 3: Cross multiply
    47,074,913.20x = 70,612,369.80 × 16,783,764.40
  4. Step 4: Simplify right side
    47,074,913.20x = 1,185,141,378,448,875
  5. Step 5: Solve for x
    x = 1,185,141,378,448,875/47,074,913.20
  6. Step 6: Final answer
    x = 25,175,646.60

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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.