Home / 13,460,426.64-18,575,292.96-7,348,855.20

Finding the Fourth Proportional to 13,460,426.64, 18,575,292.96 and 7,348,855.20

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Solution

The fourth proportional to 13,460,426.64, 18,575,292.96 and 7,348,855.20 is: 10,141,367.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460,426.64 : 18,575,292.96 = 7,348,855.20 : x
  2. Step 2: Convert to fraction form
    13,460,426.64/18,575,292.96 = 7,348,855.20/x
  3. Step 3: Cross multiply
    13,460,426.64x = 18,575,292.96 × 7,348,855.20
  4. Step 4: Simplify right side
    13,460,426.64x = 136,507,138,260,619.41
  5. Step 5: Solve for x
    x = 136,507,138,260,619.41/13,460,426.64
  6. Step 6: Final answer
    x = 10,141,367.87

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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.