Home / 21,352,052.64-32,060,038.32-18,482,319.84

Finding the Fourth Proportional to 21,352,052.64, 32,060,038.32 and 18,482,319.84

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Solution

The fourth proportional to 21,352,052.64, 32,060,038.32 and 18,482,319.84 is: 27,751,143.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,352,052.64 : 32,060,038.32 = 18,482,319.84 : x
  2. Step 2: Convert to fraction form
    21,352,052.64/32,060,038.32 = 18,482,319.84/x
  3. Step 3: Cross multiply
    21,352,052.64x = 32,060,038.32 × 18,482,319.84
  4. Step 4: Simplify right side
    21,352,052.64x = 592,543,882,312,896.25
  5. Step 5: Solve for x
    x = 592,543,882,312,896.25/21,352,052.64
  6. Step 6: Final answer
    x = 27,751,143.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.