Home / 30,802,645.92-42,510,012.28-17,572,114.08

Finding the Fourth Proportional to 30,802,645.92, 42,510,012.28 and 17,572,114.08

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Solution

The fourth proportional to 30,802,645.92, 42,510,012.28 and 17,572,114.08 is: 24,250,864.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,802,645.92 : 42,510,012.28 = 17,572,114.08 : x
  2. Step 2: Convert to fraction form
    30,802,645.92/42,510,012.28 = 17,572,114.08/x
  3. Step 3: Cross multiply
    30,802,645.92x = 42,510,012.28 × 17,572,114.08
  4. Step 4: Simplify right side
    30,802,645.92x = 746,990,785,326,360.88
  5. Step 5: Solve for x
    x = 746,990,785,326,360.88/30,802,645.92
  6. Step 6: Final answer
    x = 24,250,864.27

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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.