Home / 10,188,763.36-14,050,842.96-6,518,841.28

Finding the Fourth Proportional to 10,188,763.36, 14,050,842.96 and 6,518,841.28

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Solution

The fourth proportional to 10,188,763.36, 14,050,842.96 and 6,518,841.28 is: 8,989,826.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,188,763.36 : 14,050,842.96 = 6,518,841.28 : x
  2. Step 2: Convert to fraction form
    10,188,763.36/14,050,842.96 = 6,518,841.28/x
  3. Step 3: Cross multiply
    10,188,763.36x = 14,050,842.96 × 6,518,841.28
  4. Step 4: Simplify right side
    10,188,763.36x = 91,595,215,106,445.39
  5. Step 5: Solve for x
    x = 91,595,215,106,445.39/10,188,763.36
  6. Step 6: Final answer
    x = 8,989,826.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.