Home / 11,205,931.80-16,808,897.70-9,883,234.20

Finding the Fourth Proportional to 11,205,931.80, 16,808,897.70 and 9,883,234.20

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Solution

The fourth proportional to 11,205,931.80, 16,808,897.70 and 9,883,234.20 is: 14,824,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205,931.80 : 16,808,897.70 = 9,883,234.20 : x
  2. Step 2: Convert to fraction form
    11,205,931.80/16,808,897.70 = 9,883,234.20/x
  3. Step 3: Cross multiply
    11,205,931.80x = 16,808,897.70 × 9,883,234.20
  4. Step 4: Simplify right side
    11,205,931.80x = 166,126,272,612,941.31
  5. Step 5: Solve for x
    x = 166,126,272,612,941.31/11,205,931.80
  6. Step 6: Final answer
    x = 14,824,851.30

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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.