Home / 14,342,528.88-19,792,187.11-7,816,025.16

Finding the Fourth Proportional to 14,342,528.88, 19,792,187.11 and 7,816,025.16

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Solution

The fourth proportional to 14,342,528.88, 19,792,187.11 and 7,816,025.16 is: 10,785,840.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,528.88 : 19,792,187.11 = 7,816,025.16 : x
  2. Step 2: Convert to fraction form
    14,342,528.88/19,792,187.11 = 7,816,025.16/x
  3. Step 3: Cross multiply
    14,342,528.88x = 19,792,187.11 × 7,816,025.16
  4. Step 4: Simplify right side
    14,342,528.88x = 154,696,232,423,187.69
  5. Step 5: Solve for x
    x = 154,696,232,423,187.69/14,342,528.88
  6. Step 6: Final answer
    x = 10,785,840.75

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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.