Home / 30,912,359.49-46,373,886.32-10,442,228.10

Finding the Fourth Proportional to 30,912,359.49, 46,373,886.32 and 10,442,228.10

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Solution

The fourth proportional to 30,912,359.49, 46,373,886.32 and 10,442,228.10 is: 15,665,148.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,912,359.49 : 46,373,886.32 = 10,442,228.10 : x
  2. Step 2: Convert to fraction form
    30,912,359.49/46,373,886.32 = 10,442,228.10/x
  3. Step 3: Cross multiply
    30,912,359.49x = 46,373,886.32 × 10,442,228.10
  4. Step 4: Simplify right side
    30,912,359.49x = 484,246,698,836,909.56
  5. Step 5: Solve for x
    x = 484,246,698,836,909.56/30,912,359.49
  6. Step 6: Final answer
    x = 15,665,148.40

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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.