Home / 9,330,390.32-12,875,998.40-5,200,683.30

Finding the Fourth Proportional to 9,330,390.32, 12,875,998.40 and 5,200,683.30

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Solution

The fourth proportional to 9,330,390.32, 12,875,998.40 and 5,200,683.30 is: 7,176,976.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330,390.32 : 12,875,998.40 = 5,200,683.30 : x
  2. Step 2: Convert to fraction form
    9,330,390.32/12,875,998.40 = 5,200,683.30/x
  3. Step 3: Cross multiply
    9,330,390.32x = 12,875,998.40 × 5,200,683.30
  4. Step 4: Simplify right side
    9,330,390.32x = 66,963,989,843,205.86
  5. Step 5: Solve for x
    x = 66,963,989,843,205.86/9,330,390.32
  6. Step 6: Final answer
    x = 7,176,976.27

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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.