Home / 21,956,487.23-30,300,130.28-12,167,094.93

Finding the Fourth Proportional to 21,956,487.23, 30,300,130.28 and 12,167,094.93

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Solution

The fourth proportional to 21,956,487.23, 30,300,130.28 and 12,167,094.93 is: 16,790,689.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,956,487.23 : 30,300,130.28 = 12,167,094.93 : x
  2. Step 2: Convert to fraction form
    21,956,487.23/30,300,130.28 = 12,167,094.93/x
  3. Step 3: Cross multiply
    21,956,487.23x = 30,300,130.28 × 12,167,094.93
  4. Step 4: Simplify right side
    21,956,487.23x = 368,664,561,447,292
  5. Step 5: Solve for x
    x = 368,664,561,447,292/21,956,487.23
  6. Step 6: Final answer
    x = 16,790,689.59

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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.