Home / 10,700,887.20-16,051,330.80-9,882,074.40

Finding the Fourth Proportional to 10,700,887.20, 16,051,330.80 and 9,882,074.40

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Solution

The fourth proportional to 10,700,887.20, 16,051,330.80 and 9,882,074.40 is: 14,823,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,700,887.20 : 16,051,330.80 = 9,882,074.40 : x
  2. Step 2: Convert to fraction form
    10,700,887.20/16,051,330.80 = 9,882,074.40/x
  3. Step 3: Cross multiply
    10,700,887.20x = 16,051,330.80 × 9,882,074.40
  4. Step 4: Simplify right side
    10,700,887.20x = 158,620,445,184,611.53
  5. Step 5: Solve for x
    x = 158,620,445,184,611.53/10,700,887.20
  6. Step 6: Final answer
    x = 14,823,111.60

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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.