Home / 13,460,528.88-18,575,433.72-7,348,957.20

Finding the Fourth Proportional to 13,460,528.88, 18,575,433.72 and 7,348,957.20

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Solution

The fourth proportional to 13,460,528.88, 18,575,433.72 and 7,348,957.20 is: 10,141,508.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460,528.88 : 18,575,433.72 = 7,348,957.20 : x
  2. Step 2: Convert to fraction form
    13,460,528.88/18,575,433.72 = 7,348,957.20/x
  3. Step 3: Cross multiply
    13,460,528.88x = 18,575,433.72 × 7,348,957.20
  4. Step 4: Simplify right side
    13,460,528.88x = 136,510,067,379,716.78
  5. Step 5: Solve for x
    x = 136,510,067,379,716.78/13,460,528.88
  6. Step 6: Final answer
    x = 10,141,508.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.