Home / 13,658,731.54-18,849,096.71-7,463,778.54

Finding the Fourth Proportional to 13,658,731.54, 18,849,096.71 and 7,463,778.54

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Solution

The fourth proportional to 13,658,731.54, 18,849,096.71 and 7,463,778.54 is: 10,300,040.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,658,731.54 : 18,849,096.71 = 7,463,778.54 : x
  2. Step 2: Convert to fraction form
    13,658,731.54/18,849,096.71 = 7,463,778.54/x
  3. Step 3: Cross multiply
    13,658,731.54x = 18,849,096.71 × 7,463,778.54
  4. Step 4: Simplify right side
    13,658,731.54x = 140,685,483,522,482.61
  5. Step 5: Solve for x
    x = 140,685,483,522,482.61/13,658,731.54
  6. Step 6: Final answer
    x = 10,300,040.17

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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.