Home / 9,842,128.40-14,763,192.60-7,291,211.60

Finding the Fourth Proportional to 9,842,128.40, 14,763,192.60 and 7,291,211.60

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Solution

The fourth proportional to 9,842,128.40, 14,763,192.60 and 7,291,211.60 is: 10,936,817.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,842,128.40 : 14,763,192.60 = 7,291,211.60 : x
  2. Step 2: Convert to fraction form
    9,842,128.40/14,763,192.60 = 7,291,211.60/x
  3. Step 3: Cross multiply
    9,842,128.40x = 14,763,192.60 × 7,291,211.60
  4. Step 4: Simplify right side
    9,842,128.40x = 107,641,561,138,154.16
  5. Step 5: Solve for x
    x = 107,641,561,138,154.16/9,842,128.40
  6. Step 6: Final answer
    x = 10,936,817.40

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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.