Home / 28,202,353.40-42,303,530.10-6,927,217.40

Finding the Fourth Proportional to 28,202,353.40, 42,303,530.10 and 6,927,217.40

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Solution

The fourth proportional to 28,202,353.40, 42,303,530.10 and 6,927,217.40 is: 10,390,826.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,202,353.40 : 42,303,530.10 = 6,927,217.40 : x
  2. Step 2: Convert to fraction form
    28,202,353.40/42,303,530.10 = 6,927,217.40/x
  3. Step 3: Cross multiply
    28,202,353.40x = 42,303,530.10 × 6,927,217.40
  4. Step 4: Simplify right side
    28,202,353.40x = 293,045,749,790,143.75
  5. Step 5: Solve for x
    x = 293,045,749,790,143.75/28,202,353.40
  6. Step 6: Final answer
    x = 10,390,826.10

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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.