Home / 12,104,470.35-18,145,955.32-4,716,807.40

Finding the Fourth Proportional to 12,104,470.35, 18,145,955.32 and 4,716,807.40

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Solution

The fourth proportional to 12,104,470.35, 18,145,955.32 and 4,716,807.40 is: 7,071,022.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,104,470.35 : 18,145,955.32 = 4,716,807.40 : x
  2. Step 2: Convert to fraction form
    12,104,470.35/18,145,955.32 = 4,716,807.40/x
  3. Step 3: Cross multiply
    12,104,470.35x = 18,145,955.32 × 4,716,807.40
  4. Step 4: Simplify right side
    12,104,470.35x = 85,590,976,333,445.38
  5. Step 5: Solve for x
    x = 85,590,976,333,445.38/12,104,470.35
  6. Step 6: Final answer
    x = 7,071,022.02

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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.