Home / 12,817,266.40-19,225,899.60-11,844,056.80

Finding the Fourth Proportional to 12,817,266.40, 19,225,899.60 and 11,844,056.80

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Solution

The fourth proportional to 12,817,266.40, 19,225,899.60 and 11,844,056.80 is: 17,766,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,817,266.40 : 19,225,899.60 = 11,844,056.80 : x
  2. Step 2: Convert to fraction form
    12,817,266.40/19,225,899.60 = 11,844,056.80/x
  3. Step 3: Cross multiply
    12,817,266.40x = 19,225,899.60 × 11,844,056.80
  4. Step 4: Simplify right side
    12,817,266.40x = 227,712,646,893,497.31
  5. Step 5: Solve for x
    x = 227,712,646,893,497.31/12,817,266.40
  6. Step 6: Final answer
    x = 17,766,085.20

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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.