Home / 48,931,710.08-73,395,902.80-12,540,457.76

Finding the Fourth Proportional to 48,931,710.08, 73,395,902.80 and 12,540,457.76

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Solution

The fourth proportional to 48,931,710.08, 73,395,902.80 and 12,540,457.76 is: 18,810,260.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,931,710.08 : 73,395,902.80 = 12,540,457.76 : x
  2. Step 2: Convert to fraction form
    48,931,710.08/73,395,902.80 = 12,540,457.76/x
  3. Step 3: Cross multiply
    48,931,710.08x = 73,395,902.80 × 12,540,457.76
  4. Step 4: Simplify right side
    48,931,710.08x = 920,418,218,820,465.62
  5. Step 5: Solve for x
    x = 920,418,218,820,465.62/48,931,710.08
  6. Step 6: Final answer
    x = 18,810,260.61

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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.