Home / 7,291,811.60-10,937,717.40-7,185,523.40

Finding the Fourth Proportional to 7,291,811.60, 10,937,717.40 and 7,185,523.40

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Solution

The fourth proportional to 7,291,811.60, 10,937,717.40 and 7,185,523.40 is: 10,778,285.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291,811.60 : 10,937,717.40 = 7,185,523.40 : x
  2. Step 2: Convert to fraction form
    7,291,811.60/10,937,717.40 = 7,185,523.40/x
  3. Step 3: Cross multiply
    7,291,811.60x = 10,937,717.40 × 7,185,523.40
  4. Step 4: Simplify right side
    7,291,811.60x = 78,593,224,320,287.17
  5. Step 5: Solve for x
    x = 78,593,224,320,287.17/7,291,811.60
  6. Step 6: Final answer
    x = 10,778,285.10

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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.