Home / 16,186,486.40-24,279,729.60-15,439,990.40

Finding the Fourth Proportional to 16,186,486.40, 24,279,729.60 and 15,439,990.40

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Solution

The fourth proportional to 16,186,486.40, 24,279,729.60 and 15,439,990.40 is: 23,159,985.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,186,486.40 : 24,279,729.60 = 15,439,990.40 : x
  2. Step 2: Convert to fraction form
    16,186,486.40/24,279,729.60 = 15,439,990.40/x
  3. Step 3: Cross multiply
    16,186,486.40x = 24,279,729.60 × 15,439,990.40
  4. Step 4: Simplify right side
    16,186,486.40x = 374,878,791,938,595.88
  5. Step 5: Solve for x
    x = 374,878,791,938,595.88/16,186,486.40
  6. Step 6: Final answer
    x = 23,159,985.60

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1.5x scale

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.