Home / 49,209,814.90-73,814,722.35-12,818,134.90

Finding the Fourth Proportional to 49,209,814.90, 73,814,722.35 and 12,818,134.90

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Solution

The fourth proportional to 49,209,814.90, 73,814,722.35 and 12,818,134.90 is: 19,227,202.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,209,814.90 : 73,814,722.35 = 12,818,134.90 : x
  2. Step 2: Convert to fraction form
    49,209,814.90/73,814,722.35 = 12,818,134.90/x
  3. Step 3: Cross multiply
    49,209,814.90x = 73,814,722.35 × 12,818,134.90
  4. Step 4: Simplify right side
    49,209,814.90x = 946,167,068,688,345
  5. Step 5: Solve for x
    x = 946,167,068,688,345/49,209,814.90
  6. Step 6: Final answer
    x = 19,227,202.35

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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.