Home / 19,272,581.06-28,883,184.60-10,172,539.40

Finding the Fourth Proportional to 19,272,581.06, 28,883,184.60 and 10,172,539.40

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Solution

The fourth proportional to 19,272,581.06, 28,883,184.60 and 10,172,539.40 is: 15,245,250.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,272,581.06 : 28,883,184.60 = 10,172,539.40 : x
  2. Step 2: Convert to fraction form
    19,272,581.06/28,883,184.60 = 10,172,539.40/x
  3. Step 3: Cross multiply
    19,272,581.06x = 28,883,184.60 × 10,172,539.40
  4. Step 4: Simplify right side
    19,272,581.06x = 293,815,333,340,973.25
  5. Step 5: Solve for x
    x = 293,815,333,340,973.25/19,272,581.06
  6. Step 6: Final answer
    x = 15,245,250.88

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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.