Home / 28,460,065.44-42,689,944.80-6,894,656.20

Finding the Fourth Proportional to 28,460,065.44, 42,689,944.80 and 6,894,656.20

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Solution

The fourth proportional to 28,460,065.44, 42,689,944.80 and 6,894,656.20 is: 10,341,947.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,460,065.44 : 42,689,944.80 = 6,894,656.20 : x
  2. Step 2: Convert to fraction form
    28,460,065.44/42,689,944.80 = 6,894,656.20/x
  3. Step 3: Cross multiply
    28,460,065.44x = 42,689,944.80 × 6,894,656.20
  4. Step 4: Simplify right side
    28,460,065.44x = 294,332,492,592,977.75
  5. Step 5: Solve for x
    x = 294,332,492,592,977.75/28,460,065.44
  6. Step 6: Final answer
    x = 10,341,947.15

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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.