Home / 13,058,009.24-18,018,620.24-7,550,549.10

Finding the Fourth Proportional to 13,058,009.24, 18,018,620.24 and 7,550,549.10

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Solution

The fourth proportional to 13,058,009.24, 18,018,620.24 and 7,550,549.10 is: 10,418,929.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,058,009.24 : 18,018,620.24 = 7,550,549.10 : x
  2. Step 2: Convert to fraction form
    13,058,009.24/18,018,620.24 = 7,550,549.10/x
  3. Step 3: Cross multiply
    13,058,009.24x = 18,018,620.24 × 7,550,549.10
  4. Step 4: Simplify right side
    13,058,009.24x = 136,050,476,798,621.03
  5. Step 5: Solve for x
    x = 136,050,476,798,621.03/13,058,009.24
  6. Step 6: Final answer
    x = 10,418,929.44

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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.