Home / 13,254,370.20-19,881,555.30-6,877,078.20

Finding the Fourth Proportional to 13,254,370.20, 19,881,555.30 and 6,877,078.20

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Solution

The fourth proportional to 13,254,370.20, 19,881,555.30 and 6,877,078.20 is: 10,315,617.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254,370.20 : 19,881,555.30 = 6,877,078.20 : x
  2. Step 2: Convert to fraction form
    13,254,370.20/19,881,555.30 = 6,877,078.20/x
  3. Step 3: Cross multiply
    13,254,370.20x = 19,881,555.30 × 6,877,078.20
  4. Step 4: Simplify right side
    13,254,370.20x = 136,727,010,535,724.47
  5. Step 5: Solve for x
    x = 136,727,010,535,724.47/13,254,370.20
  6. Step 6: Final answer
    x = 10,315,617.30

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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.