Home / 6,945,148.80-10,411,502.40-4,550,140.80

Finding the Fourth Proportional to 6,945,148.80, 10,411,502.40 and 4,550,140.80

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Solution

The fourth proportional to 6,945,148.80, 10,411,502.40 and 4,550,140.80 is: 6,821,135.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945,148.80 : 10,411,502.40 = 4,550,140.80 : x
  2. Step 2: Convert to fraction form
    6,945,148.80/10,411,502.40 = 4,550,140.80/x
  3. Step 3: Cross multiply
    6,945,148.80x = 10,411,502.40 × 4,550,140.80
  4. Step 4: Simplify right side
    6,945,148.80x = 47,373,801,859,537.92
  5. Step 5: Solve for x
    x = 47,373,801,859,537.92/6,945,148.80
  6. Step 6: Final answer
    x = 6,821,135.62

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1.5x scale

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.