Home / 31,477,007.20-47,217,196-9,913,288.44

Finding the Fourth Proportional to 31,477,007.20, 47,217,196 and 9,913,288.44

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Solution

The fourth proportional to 31,477,007.20, 47,217,196 and 9,913,288.44 is: 14,870,463.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,477,007.20 : 47,217,196 = 9,913,288.44 : x
  2. Step 2: Convert to fraction form
    31,477,007.20/47,217,196 = 9,913,288.44/x
  3. Step 3: Cross multiply
    31,477,007.20x = 47,217,196 × 9,913,288.44
  4. Step 4: Simplify right side
    31,477,007.20x = 468,077,683,276,014.19
  5. Step 5: Solve for x
    x = 468,077,683,276,014.19/31,477,007.20
  6. Step 6: Final answer
    x = 14,870,463.39

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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.