Home / 13,056,007.60-19,584,011.40-12,790,586.80

Finding the Fourth Proportional to 13,056,007.60, 19,584,011.40 and 12,790,586.80

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Solution

The fourth proportional to 13,056,007.60, 19,584,011.40 and 12,790,586.80 is: 19,185,880.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056,007.60 : 19,584,011.40 = 12,790,586.80 : x
  2. Step 2: Convert to fraction form
    13,056,007.60/19,584,011.40 = 12,790,586.80/x
  3. Step 3: Cross multiply
    13,056,007.60x = 19,584,011.40 × 12,790,586.80
  4. Step 4: Simplify right side
    13,056,007.60x = 250,490,997,703,889.50
  5. Step 5: Solve for x
    x = 250,490,997,703,889.50/13,056,007.60
  6. Step 6: Final answer
    x = 19,185,880.20

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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.