Home / 8,670,754.16-11,938,341.46-7,361,416.42

Finding the Fourth Proportional to 8,670,754.16, 11,938,341.46 and 7,361,416.42

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Solution

The fourth proportional to 8,670,754.16, 11,938,341.46 and 7,361,416.42 is: 10,135,577.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,670,754.16 : 11,938,341.46 = 7,361,416.42 : x
  2. Step 2: Convert to fraction form
    8,670,754.16/11,938,341.46 = 7,361,416.42/x
  3. Step 3: Cross multiply
    8,670,754.16x = 11,938,341.46 × 7,361,416.42
  4. Step 4: Simplify right side
    8,670,754.16x = 87,883,102,851,210.78
  5. Step 5: Solve for x
    x = 87,883,102,851,210.78/8,670,754.16
  6. Step 6: Final answer
    x = 10,135,577.74

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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.