Home / 14,406,884.20-21,573,748.86-8,645,991.40

Finding the Fourth Proportional to 14,406,884.20, 21,573,748.86 and 8,645,991.40

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Solution

The fourth proportional to 14,406,884.20, 21,573,748.86 and 8,645,991.40 is: 12,947,035.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,406,884.20 : 21,573,748.86 = 8,645,991.40 : x
  2. Step 2: Convert to fraction form
    14,406,884.20/21,573,748.86 = 8,645,991.40/x
  3. Step 3: Cross multiply
    14,406,884.20x = 21,573,748.86 × 8,645,991.40
  4. Step 4: Simplify right side
    14,406,884.20x = 186,526,447,109,319.81
  5. Step 5: Solve for x
    x = 186,526,447,109,319.81/14,406,884.20
  6. Step 6: Final answer
    x = 12,947,035.91

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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.