Home / 9,981,878.94-14,975,470.98-3,158,573.40

Finding the Fourth Proportional to 9,981,878.94, 14,975,470.98 and 3,158,573.40

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Solution

The fourth proportional to 9,981,878.94, 14,975,470.98 and 3,158,573.40 is: 4,738,699.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,981,878.94 : 14,975,470.98 = 3,158,573.40 : x
  2. Step 2: Convert to fraction form
    9,981,878.94/14,975,470.98 = 3,158,573.40/x
  3. Step 3: Cross multiply
    9,981,878.94x = 14,975,470.98 × 3,158,573.40
  4. Step 4: Simplify right side
    9,981,878.94x = 47,301,124,289,899.93
  5. Step 5: Solve for x
    x = 47,301,124,289,899.93/9,981,878.94
  6. Step 6: Final answer
    x = 4,738,699.45

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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.