Home / 21,374,032.40-32,013,809.40-8,587,955.60

Finding the Fourth Proportional to 21,374,032.40, 32,013,809.40 and 8,587,955.60

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Solution

The fourth proportional to 21,374,032.40, 32,013,809.40 and 8,587,955.60 is: 12,862,952.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,374,032.40 : 32,013,809.40 = 8,587,955.60 : x
  2. Step 2: Convert to fraction form
    21,374,032.40/32,013,809.40 = 8,587,955.60/x
  3. Step 3: Cross multiply
    21,374,032.40x = 32,013,809.40 × 8,587,955.60
  4. Step 4: Simplify right side
    21,374,032.40x = 274,933,173,714,062.62
  5. Step 5: Solve for x
    x = 274,933,173,714,062.62/21,374,032.40
  6. Step 6: Final answer
    x = 12,862,952.98

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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.