Home / 6,303,322.20-9,461,981.70-3,909,869.40

Finding the Fourth Proportional to 6,303,322.20, 9,461,981.70 and 3,909,869.40

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Solution

The fourth proportional to 6,303,322.20, 9,461,981.70 and 3,909,869.40 is: 5,869,145.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,303,322.20 : 9,461,981.70 = 3,909,869.40 : x
  2. Step 2: Convert to fraction form
    6,303,322.20/9,461,981.70 = 3,909,869.40/x
  3. Step 3: Cross multiply
    6,303,322.20x = 9,461,981.70 × 3,909,869.40
  4. Step 4: Simplify right side
    6,303,322.20x = 36,995,112,712,189.98
  5. Step 5: Solve for x
    x = 36,995,112,712,189.98/6,303,322.20
  6. Step 6: Final answer
    x = 5,869,145.12

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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.