Home / 7,493,886.40-11,240,812.96-5,790,506.56

Finding the Fourth Proportional to 7,493,886.40, 11,240,812.96 and 5,790,506.56

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Solution

The fourth proportional to 7,493,886.40, 11,240,812.96 and 5,790,506.56 is: 8,685,746.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493,886.40 : 11,240,812.96 = 5,790,506.56 : x
  2. Step 2: Convert to fraction form
    7,493,886.40/11,240,812.96 = 5,790,506.56/x
  3. Step 3: Cross multiply
    7,493,886.40x = 11,240,812.96 × 5,790,506.56
  4. Step 4: Simplify right side
    7,493,886.40x = 65,090,001,184,613.02
  5. Step 5: Solve for x
    x = 65,090,001,184,613.02/7,493,886.40
  6. Step 6: Final answer
    x = 8,685,746.98

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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.