Home / 6,980,384.16-10,470,271.60-2,187,964

Finding the Fourth Proportional to 6,980,384.16, 10,470,271.60 and 2,187,964

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Solution

The fourth proportional to 6,980,384.16, 10,470,271.60 and 2,187,964 is: 3,281,850.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980,384.16 : 10,470,271.60 = 2,187,964 : x
  2. Step 2: Convert to fraction form
    6,980,384.16/10,470,271.60 = 2,187,964/x
  3. Step 3: Cross multiply
    6,980,384.16x = 10,470,271.60 × 2,187,964
  4. Step 4: Simplify right side
    6,980,384.16x = 22,908,577,331,022.40
  5. Step 5: Solve for x
    x = 22,908,577,331,022.40/6,980,384.16
  6. Step 6: Final answer
    x = 3,281,850.51

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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.