Home / 14,628,009.81-21,943,466.33-5,408,397.30

Finding the Fourth Proportional to 14,628,009.81, 21,943,466.33 and 5,408,397.30

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Solution

The fourth proportional to 14,628,009.81, 21,943,466.33 and 5,408,397.30 is: 8,113,132.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,628,009.81 : 21,943,466.33 = 5,408,397.30 : x
  2. Step 2: Convert to fraction form
    14,628,009.81/21,943,466.33 = 5,408,397.30/x
  3. Step 3: Cross multiply
    14,628,009.81x = 21,943,466.33 × 5,408,397.30
  4. Step 4: Simplify right side
    14,628,009.81x = 118,678,984,024,770.92
  5. Step 5: Solve for x
    x = 118,678,984,024,770.92/14,628,009.81
  6. Step 6: Final answer
    x = 8,113,132.65

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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.