Home / 19,037,635.16-28,532,191.62-8,917,948.76

Finding the Fourth Proportional to 19,037,635.16, 28,532,191.62 and 8,917,948.76

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Solution

The fourth proportional to 19,037,635.16, 28,532,191.62 and 8,917,948.76 is: 13,365,558.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,037,635.16 : 28,532,191.62 = 8,917,948.76 : x
  2. Step 2: Convert to fraction form
    19,037,635.16/28,532,191.62 = 8,917,948.76/x
  3. Step 3: Cross multiply
    19,037,635.16x = 28,532,191.62 × 8,917,948.76
  4. Step 4: Simplify right side
    19,037,635.16x = 254,448,622,877,661.41
  5. Step 5: Solve for x
    x = 254,448,622,877,661.41/19,037,635.16
  6. Step 6: Final answer
    x = 13,365,558.31

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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.