Home / 30,753,065.40-46,129,598.10-12,551,211.15

Finding the Fourth Proportional to 30,753,065.40, 46,129,598.10 and 12,551,211.15

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Solution

The fourth proportional to 30,753,065.40, 46,129,598.10 and 12,551,211.15 is: 18,826,816.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,753,065.40 : 46,129,598.10 = 12,551,211.15 : x
  2. Step 2: Convert to fraction form
    30,753,065.40/46,129,598.10 = 12,551,211.15/x
  3. Step 3: Cross multiply
    30,753,065.40x = 46,129,598.10 × 12,551,211.15
  4. Step 4: Simplify right side
    30,753,065.40x = 578,982,326,017,738.88
  5. Step 5: Solve for x
    x = 578,982,326,017,738.88/30,753,065.40
  6. Step 6: Final answer
    x = 18,826,816.73

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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.