Home / 21,806,022.20-32,709,033.30-7,445,305.40

Finding the Fourth Proportional to 21,806,022.20, 32,709,033.30 and 7,445,305.40

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Solution

The fourth proportional to 21,806,022.20, 32,709,033.30 and 7,445,305.40 is: 11,167,958.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,806,022.20 : 32,709,033.30 = 7,445,305.40 : x
  2. Step 2: Convert to fraction form
    21,806,022.20/32,709,033.30 = 7,445,305.40/x
  3. Step 3: Cross multiply
    21,806,022.20x = 32,709,033.30 × 7,445,305.40
  4. Step 4: Simplify right side
    21,806,022.20x = 243,528,742,257,269.84
  5. Step 5: Solve for x
    x = 243,528,742,257,269.84/21,806,022.20
  6. Step 6: Final answer
    x = 11,167,958.10

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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.