Home / 13,392,303.66-20,076,062.13-4,870,351.98

Finding the Fourth Proportional to 13,392,303.66, 20,076,062.13 and 4,870,351.98

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Solution

The fourth proportional to 13,392,303.66, 20,076,062.13 and 4,870,351.98 is: 7,301,020.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,392,303.66 : 20,076,062.13 = 4,870,351.98 : x
  2. Step 2: Convert to fraction form
    13,392,303.66/20,076,062.13 = 4,870,351.98/x
  3. Step 3: Cross multiply
    13,392,303.66x = 20,076,062.13 × 4,870,351.98
  4. Step 4: Simplify right side
    13,392,303.66x = 97,777,488,945,448.52
  5. Step 5: Solve for x
    x = 97,777,488,945,448.52/13,392,303.66
  6. Step 6: Final answer
    x = 7,301,020.90

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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.