Home / 19,817,110.80-29,725,666.20-11,314,054.80

Finding the Fourth Proportional to 19,817,110.80, 29,725,666.20 and 11,314,054.80

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Solution

The fourth proportional to 19,817,110.80, 29,725,666.20 and 11,314,054.80 is: 16,971,082.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,817,110.80 : 29,725,666.20 = 11,314,054.80 : x
  2. Step 2: Convert to fraction form
    19,817,110.80/29,725,666.20 = 11,314,054.80/x
  3. Step 3: Cross multiply
    19,817,110.80x = 29,725,666.20 × 11,314,054.80
  4. Step 4: Simplify right side
    19,817,110.80x = 336,317,816,353,307.75
  5. Step 5: Solve for x
    x = 336,317,816,353,307.75/19,817,110.80
  6. Step 6: Final answer
    x = 16,971,082.20

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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.