Home / 30,466,947.48-45,700,470.36-10,785,718.68

Finding the Fourth Proportional to 30,466,947.48, 45,700,470.36 and 10,785,718.68

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Solution

The fourth proportional to 30,466,947.48, 45,700,470.36 and 10,785,718.68 is: 16,178,595.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,466,947.48 : 45,700,470.36 = 10,785,718.68 : x
  2. Step 2: Convert to fraction form
    30,466,947.48/45,700,470.36 = 10,785,718.68/x
  3. Step 3: Cross multiply
    30,466,947.48x = 45,700,470.36 × 10,785,718.68
  4. Step 4: Simplify right side
    30,466,947.48x = 492,912,416,846,638.31
  5. Step 5: Solve for x
    x = 492,912,416,846,638.31/30,466,947.48
  6. Step 6: Final answer
    x = 16,178,595.42

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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.