Home / 10,638,287.84-14,681,551.72-5,929,416

Finding the Fourth Proportional to 10,638,287.84, 14,681,551.72 and 5,929,416

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Solution

The fourth proportional to 10,638,287.84, 14,681,551.72 and 5,929,416 is: 8,182,992.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,638,287.84 : 14,681,551.72 = 5,929,416 : x
  2. Step 2: Convert to fraction form
    10,638,287.84/14,681,551.72 = 5,929,416/x
  3. Step 3: Cross multiply
    10,638,287.84x = 14,681,551.72 × 5,929,416
  4. Step 4: Simplify right side
    10,638,287.84x = 87,053,027,673,395.53
  5. Step 5: Solve for x
    x = 87,053,027,673,395.53/10,638,287.84
  6. Step 6: Final answer
    x = 8,182,992.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.