Home / 13,372,114.56-18,453,614.40-7,260,547.20

Finding the Fourth Proportional to 13,372,114.56, 18,453,614.40 and 7,260,547.20

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Solution

The fourth proportional to 13,372,114.56, 18,453,614.40 and 7,260,547.20 is: 10,019,607.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,372,114.56 : 18,453,614.40 = 7,260,547.20 : x
  2. Step 2: Convert to fraction form
    13,372,114.56/18,453,614.40 = 7,260,547.20/x
  3. Step 3: Cross multiply
    13,372,114.56x = 18,453,614.40 × 7,260,547.20
  4. Step 4: Simplify right side
    13,372,114.56x = 133,983,338,361,799.67
  5. Step 5: Solve for x
    x = 133,983,338,361,799.67/13,372,114.56
  6. Step 6: Final answer
    x = 10,019,607.43

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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.