Home / 15,756,401.87-21,761,770.68-10,590,795.35

Finding the Fourth Proportional to 15,756,401.87, 21,761,770.68 and 10,590,795.35

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Solution

The fourth proportional to 15,756,401.87, 21,761,770.68 and 10,590,795.35 is: 14,627,353.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,756,401.87 : 21,761,770.68 = 10,590,795.35 : x
  2. Step 2: Convert to fraction form
    15,756,401.87/21,761,770.68 = 10,590,795.35/x
  3. Step 3: Cross multiply
    15,756,401.87x = 21,761,770.68 × 10,590,795.35
  4. Step 4: Simplify right side
    15,756,401.87x = 230,474,459,616,701.50
  5. Step 5: Solve for x
    x = 230,474,459,616,701.50/15,756,401.87
  6. Step 6: Final answer
    x = 14,627,353.48

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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.