Home / 49,209,788.70-73,814,683.05-20,446,364.70

Finding the Fourth Proportional to 49,209,788.70, 73,814,683.05 and 20,446,364.70

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Solution

The fourth proportional to 49,209,788.70, 73,814,683.05 and 20,446,364.70 is: 30,669,547.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,209,788.70 : 73,814,683.05 = 20,446,364.70 : x
  2. Step 2: Convert to fraction form
    49,209,788.70/73,814,683.05 = 20,446,364.70/x
  3. Step 3: Cross multiply
    49,209,788.70x = 73,814,683.05 × 20,446,364.70
  4. Step 4: Simplify right side
    49,209,788.70x = 1,509,241,929,855,208.25
  5. Step 5: Solve for x
    x = 1,509,241,929,855,208.25/49,209,788.70
  6. Step 6: Final answer
    x = 30,669,547.05

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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.