Home / 14,456,703.40-21,685,128.89-4,872,164.97

Finding the Fourth Proportional to 14,456,703.40, 21,685,128.89 and 4,872,164.97

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Solution

The fourth proportional to 14,456,703.40, 21,685,128.89 and 4,872,164.97 is: 7,308,272.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,456,703.40 : 21,685,128.89 = 4,872,164.97 : x
  2. Step 2: Convert to fraction form
    14,456,703.40/21,685,128.89 = 4,872,164.97/x
  3. Step 3: Cross multiply
    14,456,703.40x = 21,685,128.89 × 4,872,164.97
  4. Step 4: Simplify right side
    14,456,703.40x = 105,653,525,310,178.47
  5. Step 5: Solve for x
    x = 105,653,525,310,178.47/14,456,703.40
  6. Step 6: Final answer
    x = 7,308,272.32

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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.