Home / 13,005,225.02-19,510,576.77-4,918,021.63

Finding the Fourth Proportional to 13,005,225.02, 19,510,576.77 and 4,918,021.63

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Solution

The fourth proportional to 13,005,225.02, 19,510,576.77 and 4,918,021.63 is: 7,378,068.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,005,225.02 : 19,510,576.77 = 4,918,021.63 : x
  2. Step 2: Convert to fraction form
    13,005,225.02/19,510,576.77 = 4,918,021.63/x
  3. Step 3: Cross multiply
    13,005,225.02x = 19,510,576.77 × 4,918,021.63
  4. Step 4: Simplify right side
    13,005,225.02x = 95,953,438,568,635.53
  5. Step 5: Solve for x
    x = 95,953,438,568,635.53/13,005,225.02
  6. Step 6: Final answer
    x = 7,378,068.31

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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.