Home / 12,873,470.32-19,292,250.21-9,674,851.60

Finding the Fourth Proportional to 12,873,470.32, 19,292,250.21 and 9,674,851.60

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Solution

The fourth proportional to 12,873,470.32, 19,292,250.21 and 9,674,851.60 is: 14,498,783.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,873,470.32 : 19,292,250.21 = 9,674,851.60 : x
  2. Step 2: Convert to fraction form
    12,873,470.32/19,292,250.21 = 9,674,851.60/x
  3. Step 3: Cross multiply
    12,873,470.32x = 19,292,250.21 × 9,674,851.60
  4. Step 4: Simplify right side
    12,873,470.32x = 186,649,657,811,818.84
  5. Step 5: Solve for x
    x = 186,649,657,811,818.84/12,873,470.32
  6. Step 6: Final answer
    x = 14,498,783.40

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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.