Home / 70,007,044.14-105,010,565.94-18,889,062.75

Finding the Fourth Proportional to 70,007,044.14, 105,010,565.94 and 18,889,062.75

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Solution

The fourth proportional to 70,007,044.14, 105,010,565.94 and 18,889,062.75 is: 28,333,594.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,007,044.14 : 105,010,565.94 = 18,889,062.75 : x
  2. Step 2: Convert to fraction form
    70,007,044.14/105,010,565.94 = 18,889,062.75/x
  3. Step 3: Cross multiply
    70,007,044.14x = 105,010,565.94 × 18,889,062.75
  4. Step 4: Simplify right side
    70,007,044.14x = 1,983,551,169,453,672.75
  5. Step 5: Solve for x
    x = 1,983,551,169,453,672.75/70,007,044.14
  6. Step 6: Final answer
    x = 28,333,594.05

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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.