Home / 12,956,284.89-17,871,461.01-9,852,002.43

Finding the Fourth Proportional to 12,956,284.89, 17,871,461.01 and 9,852,002.43

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Solution

The fourth proportional to 12,956,284.89, 17,871,461.01 and 9,852,002.43 is: 13,589,518.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,956,284.89 : 17,871,461.01 = 9,852,002.43 : x
  2. Step 2: Convert to fraction form
    12,956,284.89/17,871,461.01 = 9,852,002.43/x
  3. Step 3: Cross multiply
    12,956,284.89x = 17,871,461.01 × 9,852,002.43
  4. Step 4: Simplify right side
    12,956,284.89x = 176,069,677,298,170.25
  5. Step 5: Solve for x
    x = 176,069,677,298,170.25/12,956,284.89
  6. Step 6: Final answer
    x = 13,589,518.82

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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.