Home / 14,765,344.32-20,376,147.60-8,238,580.32

Finding the Fourth Proportional to 14,765,344.32, 20,376,147.60 and 8,238,580.32

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Solution

The fourth proportional to 14,765,344.32, 20,376,147.60 and 8,238,580.32 is: 11,369,225.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,765,344.32 : 20,376,147.60 = 8,238,580.32 : x
  2. Step 2: Convert to fraction form
    14,765,344.32/20,376,147.60 = 8,238,580.32/x
  3. Step 3: Cross multiply
    14,765,344.32x = 20,376,147.60 × 8,238,580.32
  4. Step 4: Simplify right side
    14,765,344.32x = 167,870,528,614,775.25
  5. Step 5: Solve for x
    x = 167,870,528,614,775.25/14,765,344.32
  6. Step 6: Final answer
    x = 11,369,225.46

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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.