Home / 14,745,611.52-20,349,036-8,219,655.36

Finding the Fourth Proportional to 14,745,611.52, 20,349,036 and 8,219,655.36

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Solution

The fourth proportional to 14,745,611.52, 20,349,036 and 8,219,655.36 is: 11,343,175.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,745,611.52 : 20,349,036 = 8,219,655.36 : x
  2. Step 2: Convert to fraction form
    14,745,611.52/20,349,036 = 8,219,655.36/x
  3. Step 3: Cross multiply
    14,745,611.52x = 20,349,036 × 8,219,655.36
  4. Step 4: Simplify right side
    14,745,611.52x = 167,262,062,828,232.97
  5. Step 5: Solve for x
    x = 167,262,062,828,232.97/14,745,611.52
  6. Step 6: Final answer
    x = 11,343,175.74

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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.