Home / 14,190,328.80-21,260,998.80-6,601,730.40

Finding the Fourth Proportional to 14,190,328.80, 21,260,998.80 and 6,601,730.40

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Solution

The fourth proportional to 14,190,328.80, 21,260,998.80 and 6,601,730.40 is: 9,891,200.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190,328.80 : 21,260,998.80 = 6,601,730.40 : x
  2. Step 2: Convert to fraction form
    14,190,328.80/21,260,998.80 = 6,601,730.40/x
  3. Step 3: Cross multiply
    14,190,328.80x = 21,260,998.80 × 6,601,730.40
  4. Step 4: Simplify right side
    14,190,328.80x = 140,359,382,112,323.53
  5. Step 5: Solve for x
    x = 140,359,382,112,323.53/14,190,328.80
  6. Step 6: Final answer
    x = 9,891,200.13

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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.