Home / 14,560,985.60-21,841,478.40-4,974,927.20

Finding the Fourth Proportional to 14,560,985.60, 21,841,478.40 and 4,974,927.20

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Solution

The fourth proportional to 14,560,985.60, 21,841,478.40 and 4,974,927.20 is: 7,462,390.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,560,985.60 : 21,841,478.40 = 4,974,927.20 : x
  2. Step 2: Convert to fraction form
    14,560,985.60/21,841,478.40 = 4,974,927.20/x
  3. Step 3: Cross multiply
    14,560,985.60x = 21,841,478.40 × 4,974,927.20
  4. Step 4: Simplify right side
    14,560,985.60x = 108,659,764,980,372.48
  5. Step 5: Solve for x
    x = 108,659,764,980,372.48/14,560,985.60
  6. Step 6: Final answer
    x = 7,462,390.80

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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.