Home / 13,307,297.56-18,364,048.86-7,506,061.36

Finding the Fourth Proportional to 13,307,297.56, 18,364,048.86 and 7,506,061.36

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Solution

The fourth proportional to 13,307,297.56, 18,364,048.86 and 7,506,061.36 is: 10,358,352.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,307,297.56 : 18,364,048.86 = 7,506,061.36 : x
  2. Step 2: Convert to fraction form
    13,307,297.56/18,364,048.86 = 7,506,061.36/x
  3. Step 3: Cross multiply
    13,307,297.56x = 18,364,048.86 × 7,506,061.36
  4. Step 4: Simplify right side
    13,307,297.56x = 137,841,677,561,198.05
  5. Step 5: Solve for x
    x = 137,841,677,561,198.05/13,307,297.56
  6. Step 6: Final answer
    x = 10,358,352.40

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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.