Home / 14,487,656.70-21,731,485.05-8,748,093.90

Finding the Fourth Proportional to 14,487,656.70, 21,731,485.05 and 8,748,093.90

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Solution

The fourth proportional to 14,487,656.70, 21,731,485.05 and 8,748,093.90 is: 13,122,140.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487,656.70 : 21,731,485.05 = 8,748,093.90 : x
  2. Step 2: Convert to fraction form
    14,487,656.70/21,731,485.05 = 8,748,093.90/x
  3. Step 3: Cross multiply
    14,487,656.70x = 21,731,485.05 × 8,748,093.90
  4. Step 4: Simplify right side
    14,487,656.70x = 190,109,071,803,846.22
  5. Step 5: Solve for x
    x = 190,109,071,803,846.22/14,487,656.70
  6. Step 6: Final answer
    x = 13,122,140.85

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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.