Home / 8,194,037.10-12,291,055.65-2,128,271.10

Finding the Fourth Proportional to 8,194,037.10, 12,291,055.65 and 2,128,271.10

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Solution

The fourth proportional to 8,194,037.10, 12,291,055.65 and 2,128,271.10 is: 3,192,406.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194,037.10 : 12,291,055.65 = 2,128,271.10 : x
  2. Step 2: Convert to fraction form
    8,194,037.10/12,291,055.65 = 2,128,271.10/x
  3. Step 3: Cross multiply
    8,194,037.10x = 12,291,055.65 × 2,128,271.10
  4. Step 4: Simplify right side
    8,194,037.10x = 26,158,698,528,386.72
  5. Step 5: Solve for x
    x = 26,158,698,528,386.72/8,194,037.10
  6. Step 6: Final answer
    x = 3,192,406.65

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Similar ratio
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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.