Home / 13,301,477.14-18,354,479.02-7,499,912.89

Finding the Fourth Proportional to 13,301,477.14, 18,354,479.02 and 7,499,912.89

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Solution

The fourth proportional to 13,301,477.14, 18,354,479.02 and 7,499,912.89 is: 10,349,000.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,301,477.14 : 18,354,479.02 = 7,499,912.89 : x
  2. Step 2: Convert to fraction form
    13,301,477.14/18,354,479.02 = 7,499,912.89/x
  3. Step 3: Cross multiply
    13,301,477.14x = 18,354,479.02 × 7,499,912.89
  4. Step 4: Simplify right side
    13,301,477.14x = 137,656,993,791,332.56
  5. Step 5: Solve for x
    x = 137,656,993,791,332.56/13,301,477.14
  6. Step 6: Final answer
    x = 10,349,000.52

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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.