Home / 10,528,011.76-14,528,756.40-6,177,172.12

Finding the Fourth Proportional to 10,528,011.76, 14,528,756.40 and 6,177,172.12

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Solution

The fourth proportional to 10,528,011.76, 14,528,756.40 and 6,177,172.12 is: 8,524,556.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528,011.76 : 14,528,756.40 = 6,177,172.12 : x
  2. Step 2: Convert to fraction form
    10,528,011.76/14,528,756.40 = 6,177,172.12/x
  3. Step 3: Cross multiply
    10,528,011.76x = 14,528,756.40 × 6,177,172.12
  4. Step 4: Simplify right side
    10,528,011.76x = 89,746,628,972,351.58
  5. Step 5: Solve for x
    x = 89,746,628,972,351.58/10,528,011.76
  6. Step 6: Final answer
    x = 8,524,556.30

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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.