Home / 12,268,323.56-16,930,626.81-7,041,779.93

Finding the Fourth Proportional to 12,268,323.56, 16,930,626.81 and 7,041,779.93

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Solution

The fourth proportional to 12,268,323.56, 16,930,626.81 and 7,041,779.93 is: 9,717,851.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,268,323.56 : 16,930,626.81 = 7,041,779.93 : x
  2. Step 2: Convert to fraction form
    12,268,323.56/16,930,626.81 = 7,041,779.93/x
  3. Step 3: Cross multiply
    12,268,323.56x = 16,930,626.81 × 7,041,779.93
  4. Step 4: Simplify right side
    12,268,323.56x = 119,221,748,072,977.91
  5. Step 5: Solve for x
    x = 119,221,748,072,977.91/12,268,323.56
  6. Step 6: Final answer
    x = 9,717,851.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.