Home / 21,703,304.16-32,512,392.06-12,586,248

Finding the Fourth Proportional to 21,703,304.16, 32,512,392.06 and 12,586,248

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Solution

The fourth proportional to 21,703,304.16, 32,512,392.06 and 12,586,248 is: 18,854,688.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,703,304.16 : 32,512,392.06 = 12,586,248 : x
  2. Step 2: Convert to fraction form
    21,703,304.16/32,512,392.06 = 12,586,248/x
  3. Step 3: Cross multiply
    21,703,304.16x = 32,512,392.06 × 12,586,248
  4. Step 4: Simplify right side
    21,703,304.16x = 409,209,029,540,390.88
  5. Step 5: Solve for x
    x = 409,209,029,540,390.88/21,703,304.16
  6. Step 6: Final answer
    x = 18,854,688.05

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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.