Home / 14,285,586.80-19,714,254.24-7,759,343.60

Finding the Fourth Proportional to 14,285,586.80, 19,714,254.24 and 7,759,343.60

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Solution

The fourth proportional to 14,285,586.80, 19,714,254.24 and 7,759,343.60 is: 10,707,972.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,285,586.80 : 19,714,254.24 = 7,759,343.60 : x
  2. Step 2: Convert to fraction form
    14,285,586.80/19,714,254.24 = 7,759,343.60/x
  3. Step 3: Cross multiply
    14,285,586.80x = 19,714,254.24 × 7,759,343.60
  4. Step 4: Simplify right side
    14,285,586.80x = 152,969,672,465,916.84
  5. Step 5: Solve for x
    x = 152,969,672,465,916.84/14,285,586.80
  6. Step 6: Final answer
    x = 10,707,972.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.