Home / 31,407,685-47,111,544.71-14,356,400.52

Finding the Fourth Proportional to 31,407,685, 47,111,544.71 and 14,356,400.52

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Solution

The fourth proportional to 31,407,685, 47,111,544.71 and 14,356,400.52 is: 21,534,608.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,407,685 : 47,111,544.71 = 14,356,400.52 : x
  2. Step 2: Convert to fraction form
    31,407,685/47,111,544.71 = 14,356,400.52/x
  3. Step 3: Cross multiply
    31,407,685x = 47,111,544.71 × 14,356,400.52
  4. Step 4: Simplify right side
    31,407,685x = 676,352,204,772,980.50
  5. Step 5: Solve for x
    x = 676,352,204,772,980.50/31,407,685
  6. Step 6: Final answer
    x = 21,534,608.64

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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.