Home / 21,402,686.70-32,104,052.10-10,043,146.26

Finding the Fourth Proportional to 21,402,686.70, 32,104,052.10 and 10,043,146.26

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Solution

The fourth proportional to 21,402,686.70, 32,104,052.10 and 10,043,146.26 is: 15,064,729.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,402,686.70 : 32,104,052.10 = 10,043,146.26 : x
  2. Step 2: Convert to fraction form
    21,402,686.70/32,104,052.10 = 10,043,146.26/x
  3. Step 3: Cross multiply
    21,402,686.70x = 32,104,052.10 × 10,043,146.26
  4. Step 4: Simplify right side
    21,402,686.70x = 322,425,690,778,960.12
  5. Step 5: Solve for x
    x = 322,425,690,778,960.12/21,402,686.70
  6. Step 6: Final answer
    x = 15,064,729.74

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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.