Home / 13,386,606.93-18,472,810.55-7,585,458.21

Finding the Fourth Proportional to 13,386,606.93, 18,472,810.55 and 7,585,458.21

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Solution

The fourth proportional to 13,386,606.93, 18,472,810.55 and 7,585,458.21 is: 10,467,531.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,386,606.93 : 18,472,810.55 = 7,585,458.21 : x
  2. Step 2: Convert to fraction form
    13,386,606.93/18,472,810.55 = 7,585,458.21/x
  3. Step 3: Cross multiply
    13,386,606.93x = 18,472,810.55 × 7,585,458.21
  4. Step 4: Simplify right side
    13,386,606.93x = 140,124,732,410,344.84
  5. Step 5: Solve for x
    x = 140,124,732,410,344.84/13,386,606.93
  6. Step 6: Final answer
    x = 10,467,531.70

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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.