Home / 13,103,697.60-19,655,546.40-11,718,014.40

Finding the Fourth Proportional to 13,103,697.60, 19,655,546.40 and 11,718,014.40

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Solution

The fourth proportional to 13,103,697.60, 19,655,546.40 and 11,718,014.40 is: 17,577,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,103,697.60 : 19,655,546.40 = 11,718,014.40 : x
  2. Step 2: Convert to fraction form
    13,103,697.60/19,655,546.40 = 11,718,014.40/x
  3. Step 3: Cross multiply
    13,103,697.60x = 19,655,546.40 × 11,718,014.40
  4. Step 4: Simplify right side
    13,103,697.60x = 230,323,975,755,068.16
  5. Step 5: Solve for x
    x = 230,323,975,755,068.16/13,103,697.60
  6. Step 6: Final answer
    x = 17,577,021.60

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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.