Home / 9,077,008.60-12,528,406.38-5,641,843.96

Finding the Fourth Proportional to 9,077,008.60, 12,528,406.38 and 5,641,843.96

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Solution

The fourth proportional to 9,077,008.60, 12,528,406.38 and 5,641,843.96 is: 7,787,071.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,077,008.60 : 12,528,406.38 = 5,641,843.96 : x
  2. Step 2: Convert to fraction form
    9,077,008.60/12,528,406.38 = 5,641,843.96/x
  3. Step 3: Cross multiply
    9,077,008.60x = 12,528,406.38 × 5,641,843.96
  4. Step 4: Simplify right side
    9,077,008.60x = 70,683,313,863,428.47
  5. Step 5: Solve for x
    x = 70,683,313,863,428.47/9,077,008.60
  6. Step 6: Final answer
    x = 7,787,071.38

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1.5x scale

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.