Home / 10,773,078.40-16,168,430.40-10,689,097.60

Finding the Fourth Proportional to 10,773,078.40, 16,168,430.40 and 10,689,097.60

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Solution

The fourth proportional to 10,773,078.40, 16,168,430.40 and 10,689,097.60 is: 16,042,390.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,773,078.40 : 16,168,430.40 = 10,689,097.60 : x
  2. Step 2: Convert to fraction form
    10,773,078.40/16,168,430.40 = 10,689,097.60/x
  3. Step 3: Cross multiply
    10,773,078.40x = 16,168,430.40 × 10,689,097.60
  4. Step 4: Simplify right side
    10,773,078.40x = 172,825,930,584,407.03
  5. Step 5: Solve for x
    x = 172,825,930,584,407.03/10,773,078.40
  6. Step 6: Final answer
    x = 16,042,390.50

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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.