Home / 9,883,878.80-14,835,381.80-4,769,908.72

Finding the Fourth Proportional to 9,883,878.80, 14,835,381.80 and 4,769,908.72

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Solution

The fourth proportional to 9,883,878.80, 14,835,381.80 and 4,769,908.72 is: 7,159,478.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,883,878.80 : 14,835,381.80 = 4,769,908.72 : x
  2. Step 2: Convert to fraction form
    9,883,878.80/14,835,381.80 = 4,769,908.72/x
  3. Step 3: Cross multiply
    9,883,878.80x = 14,835,381.80 × 4,769,908.72
  4. Step 4: Simplify right side
    9,883,878.80x = 70,763,416,938,172.39
  5. Step 5: Solve for x
    x = 70,763,416,938,172.39/9,883,878.80
  6. Step 6: Final answer
    x = 7,159,478.42

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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.