Home / 13,010,644.80-19,501,970.40-4,920,494.40

Finding the Fourth Proportional to 13,010,644.80, 19,501,970.40 and 4,920,494.40

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Solution

The fourth proportional to 13,010,644.80, 19,501,970.40 and 4,920,494.40 is: 7,375,448.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,010,644.80 : 19,501,970.40 = 4,920,494.40 : x
  2. Step 2: Convert to fraction form
    13,010,644.80/19,501,970.40 = 4,920,494.40/x
  3. Step 3: Cross multiply
    13,010,644.80x = 19,501,970.40 × 4,920,494.40
  4. Step 4: Simplify right side
    13,010,644.80x = 95,959,336,142,165.77
  5. Step 5: Solve for x
    x = 95,959,336,142,165.77/13,010,644.80
  6. Step 6: Final answer
    x = 7,375,448.15

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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.