Home / 14,415,955.60-19,894,026.46-7,889,581.22

Finding the Fourth Proportional to 14,415,955.60, 19,894,026.46 and 7,889,581.22

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Solution

The fourth proportional to 14,415,955.60, 19,894,026.46 and 7,889,581.22 is: 10,887,626.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,415,955.60 : 19,894,026.46 = 7,889,581.22 : x
  2. Step 2: Convert to fraction form
    14,415,955.60/19,894,026.46 = 7,889,581.22/x
  3. Step 3: Cross multiply
    14,415,955.60x = 19,894,026.46 × 7,889,581.22
  4. Step 4: Simplify right side
    14,415,955.60x = 156,955,537,548,999.09
  5. Step 5: Solve for x
    x = 156,955,537,548,999.09/14,415,955.60
  6. Step 6: Final answer
    x = 10,887,626.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.