Home / 13,005,223.02-19,510,573.77-4,918,019.63

Finding the Fourth Proportional to 13,005,223.02, 19,510,573.77 and 4,918,019.63

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Solution

The fourth proportional to 13,005,223.02, 19,510,573.77 and 4,918,019.63 is: 7,378,065.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,005,223.02 : 19,510,573.77 = 4,918,019.63 : x
  2. Step 2: Convert to fraction form
    13,005,223.02/19,510,573.77 = 4,918,019.63/x
  3. Step 3: Cross multiply
    13,005,223.02x = 19,510,573.77 × 4,918,019.63
  4. Step 4: Simplify right side
    13,005,223.02x = 95,953,384,695,870.23
  5. Step 5: Solve for x
    x = 95,953,384,695,870.23/13,005,223.02
  6. Step 6: Final answer
    x = 7,378,065.30

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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.