Home / 6,980,018.19-10,470,158.49-2,187,601.35

Finding the Fourth Proportional to 6,980,018.19, 10,470,158.49 and 2,187,601.35

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Solution

The fourth proportional to 6,980,018.19, 10,470,158.49 and 2,187,601.35 is: 3,281,443.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980,018.19 : 10,470,158.49 = 2,187,601.35 : x
  2. Step 2: Convert to fraction form
    6,980,018.19/10,470,158.49 = 2,187,601.35/x
  3. Step 3: Cross multiply
    6,980,018.19x = 10,470,158.49 × 2,187,601.35
  4. Step 4: Simplify right side
    6,980,018.19x = 22,904,532,804,073.11
  5. Step 5: Solve for x
    x = 22,904,532,804,073.11/6,980,018.19
  6. Step 6: Final answer
    x = 3,281,443.14

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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.