Home / 38,459,044.80-57,674,570.40-19,283,428.80

Finding the Fourth Proportional to 38,459,044.80, 57,674,570.40 and 19,283,428.80

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Solution

The fourth proportional to 38,459,044.80, 57,674,570.40 and 19,283,428.80 is: 28,918,125.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,459,044.80 : 57,674,570.40 = 19,283,428.80 : x
  2. Step 2: Convert to fraction form
    38,459,044.80/57,674,570.40 = 19,283,428.80/x
  3. Step 3: Cross multiply
    38,459,044.80x = 57,674,570.40 × 19,283,428.80
  4. Step 4: Simplify right side
    38,459,044.80x = 1,112,163,471,878,987.50
  5. Step 5: Solve for x
    x = 1,112,163,471,878,987.50/38,459,044.80
  6. Step 6: Final answer
    x = 28,918,125.18

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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.