Home / 45,566,514-68,342,061.78-12,769,534.62

Finding the Fourth Proportional to 45,566,514, 68,342,061.78 and 12,769,534.62

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Solution

The fourth proportional to 45,566,514, 68,342,061.78 and 12,769,534.62 is: 19,152,141.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,566,514 : 68,342,061.78 = 12,769,534.62 : x
  2. Step 2: Convert to fraction form
    45,566,514/68,342,061.78 = 12,769,534.62/x
  3. Step 3: Cross multiply
    45,566,514x = 68,342,061.78 × 12,769,534.62
  4. Step 4: Simplify right side
    45,566,514x = 872,696,323,901,888.75
  5. Step 5: Solve for x
    x = 872,696,323,901,888.75/45,566,514
  6. Step 6: Final answer
    x = 19,152,141.50

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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.