Home / 18,476,376.32-27,712,783.28-5,693,448.80

Finding the Fourth Proportional to 18,476,376.32, 27,712,783.28 and 5,693,448.80

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Solution

The fourth proportional to 18,476,376.32, 27,712,783.28 and 5,693,448.80 is: 8,539,624.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,476,376.32 : 27,712,783.28 = 5,693,448.80 : x
  2. Step 2: Convert to fraction form
    18,476,376.32/27,712,783.28 = 5,693,448.80/x
  3. Step 3: Cross multiply
    18,476,376.32x = 27,712,783.28 × 5,693,448.80
  4. Step 4: Simplify right side
    18,476,376.32x = 157,781,312,710,176.06
  5. Step 5: Solve for x
    x = 157,781,312,710,176.06/18,476,376.32
  6. Step 6: Final answer
    x = 8,539,624.33

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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.