Home / 14,487,657.60-21,731,486.40-8,748,094.80

Finding the Fourth Proportional to 14,487,657.60, 21,731,486.40 and 8,748,094.80

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Solution

The fourth proportional to 14,487,657.60, 21,731,486.40 and 8,748,094.80 is: 13,122,142.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487,657.60 : 21,731,486.40 = 8,748,094.80 : x
  2. Step 2: Convert to fraction form
    14,487,657.60/21,731,486.40 = 8,748,094.80/x
  3. Step 3: Cross multiply
    14,487,657.60x = 21,731,486.40 × 8,748,094.80
  4. Step 4: Simplify right side
    14,487,657.60x = 190,109,103,172,110.72
  5. Step 5: Solve for x
    x = 190,109,103,172,110.72/14,487,657.60
  6. Step 6: Final answer
    x = 13,122,142.20

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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.