Home / 55,149,946.80-82,724,920.20-14,760,430.80

Finding the Fourth Proportional to 55,149,946.80, 82,724,920.20 and 14,760,430.80

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Solution

The fourth proportional to 55,149,946.80, 82,724,920.20 and 14,760,430.80 is: 22,140,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,149,946.80 : 82,724,920.20 = 14,760,430.80 : x
  2. Step 2: Convert to fraction form
    55,149,946.80/82,724,920.20 = 14,760,430.80/x
  3. Step 3: Cross multiply
    55,149,946.80x = 82,724,920.20 × 14,760,430.80
  4. Step 4: Simplify right side
    55,149,946.80x = 1,221,055,460,047,622.25
  5. Step 5: Solve for x
    x = 1,221,055,460,047,622.25/55,149,946.80
  6. Step 6: Final answer
    x = 22,140,646.20

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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.