Home / 52,488,077.60-78,732,116.40-18,404,994.80

Finding the Fourth Proportional to 52,488,077.60, 78,732,116.40 and 18,404,994.80

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Solution

The fourth proportional to 52,488,077.60, 78,732,116.40 and 18,404,994.80 is: 27,607,492.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,077.60 : 78,732,116.40 = 18,404,994.80 : x
  2. Step 2: Convert to fraction form
    52,488,077.60/78,732,116.40 = 18,404,994.80/x
  3. Step 3: Cross multiply
    52,488,077.60x = 78,732,116.40 × 18,404,994.80
  4. Step 4: Simplify right side
    52,488,077.60x = 1,449,064,192,934,995
  5. Step 5: Solve for x
    x = 1,449,064,192,934,995/52,488,077.60
  6. Step 6: Final answer
    x = 27,607,492.20

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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.