Home / 43,844,492.40-65,766,738.60-13,555,417.20

Finding the Fourth Proportional to 43,844,492.40, 65,766,738.60 and 13,555,417.20

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Solution

The fourth proportional to 43,844,492.40, 65,766,738.60 and 13,555,417.20 is: 20,333,125.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,844,492.40 : 65,766,738.60 = 13,555,417.20 : x
  2. Step 2: Convert to fraction form
    43,844,492.40/65,766,738.60 = 13,555,417.20/x
  3. Step 3: Cross multiply
    43,844,492.40x = 65,766,738.60 × 13,555,417.20
  4. Step 4: Simplify right side
    43,844,492.40x = 891,495,579,606,343.88
  5. Step 5: Solve for x
    x = 891,495,579,606,343.88/43,844,492.40
  6. Step 6: Final answer
    x = 20,333,125.80

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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.