Home / 13,943,341.68-19,241,392.44-7,748,367.60

Finding the Fourth Proportional to 13,943,341.68, 19,241,392.44 and 7,748,367.60

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Solution

The fourth proportional to 13,943,341.68, 19,241,392.44 and 7,748,367.60 is: 10,692,514.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943,341.68 : 19,241,392.44 = 7,748,367.60 : x
  2. Step 2: Convert to fraction form
    13,943,341.68/19,241,392.44 = 7,748,367.60/x
  3. Step 3: Cross multiply
    13,943,341.68x = 19,241,392.44 × 7,748,367.60
  4. Step 4: Simplify right side
    13,943,341.68x = 149,089,381,760,980.94
  5. Step 5: Solve for x
    x = 149,089,381,760,980.94/13,943,341.68
  6. Step 6: Final answer
    x = 10,692,514.40

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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.