Home / 14,611,996.88-20,148,054.30-10,929,110.72

Finding the Fourth Proportional to 14,611,996.88, 20,148,054.30 and 10,929,110.72

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Solution

The fourth proportional to 14,611,996.88, 20,148,054.30 and 10,929,110.72 is: 15,069,830.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,611,996.88 : 20,148,054.30 = 10,929,110.72 : x
  2. Step 2: Convert to fraction form
    14,611,996.88/20,148,054.30 = 10,929,110.72/x
  3. Step 3: Cross multiply
    14,611,996.88x = 20,148,054.30 × 10,929,110.72
  4. Step 4: Simplify right side
    14,611,996.88x = 220,200,316,237,272.12
  5. Step 5: Solve for x
    x = 220,200,316,237,272.12/14,611,996.88
  6. Step 6: Final answer
    x = 15,069,830.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.