Home / 12,834,729.60-19,252,094.40-8,803,651.20

Finding the Fourth Proportional to 12,834,729.60, 19,252,094.40 and 8,803,651.20

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Solution

The fourth proportional to 12,834,729.60, 19,252,094.40 and 8,803,651.20 is: 13,205,476.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,834,729.60 : 19,252,094.40 = 8,803,651.20 : x
  2. Step 2: Convert to fraction form
    12,834,729.60/19,252,094.40 = 8,803,651.20/x
  3. Step 3: Cross multiply
    12,834,729.60x = 19,252,094.40 × 8,803,651.20
  4. Step 4: Simplify right side
    12,834,729.60x = 169,488,723,967,073.25
  5. Step 5: Solve for x
    x = 169,488,723,967,073.25/12,834,729.60
  6. Step 6: Final answer
    x = 13,205,476.80

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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.