Home / 19,160,918.40-28,741,377.60-17,775,235.20

Finding the Fourth Proportional to 19,160,918.40, 28,741,377.60 and 17,775,235.20

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Solution

The fourth proportional to 19,160,918.40, 28,741,377.60 and 17,775,235.20 is: 26,662,852.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,160,918.40 : 28,741,377.60 = 17,775,235.20 : x
  2. Step 2: Convert to fraction form
    19,160,918.40/28,741,377.60 = 17,775,235.20/x
  3. Step 3: Cross multiply
    19,160,918.40x = 28,741,377.60 × 17,775,235.20
  4. Step 4: Simplify right side
    19,160,918.40x = 510,884,746,812,011.50
  5. Step 5: Solve for x
    x = 510,884,746,812,011.50/19,160,918.40
  6. Step 6: Final answer
    x = 26,662,852.80

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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.