Home / 13,292,163-19,941,788.80-4,772,573.28

Finding the Fourth Proportional to 13,292,163, 19,941,788.80 and 4,772,573.28

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Solution

The fourth proportional to 13,292,163, 19,941,788.80 and 4,772,573.28 is: 7,160,132.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292,163 : 19,941,788.80 = 4,772,573.28 : x
  2. Step 2: Convert to fraction form
    13,292,163/19,941,788.80 = 4,772,573.28/x
  3. Step 3: Cross multiply
    13,292,163x = 19,941,788.80 × 4,772,573.28
  4. Step 4: Simplify right side
    13,292,163x = 95,173,648,382,283.27
  5. Step 5: Solve for x
    x = 95,173,648,382,283.27/13,292,163
  6. Step 6: Final answer
    x = 7,160,132.51

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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.