Home / 13,156,019.20-19,731,316.80-5,066,218.24

Finding the Fourth Proportional to 13,156,019.20, 19,731,316.80 and 5,066,218.24

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Solution

The fourth proportional to 13,156,019.20, 19,731,316.80 and 5,066,218.24 is: 7,598,283.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,156,019.20 : 19,731,316.80 = 5,066,218.24 : x
  2. Step 2: Convert to fraction form
    13,156,019.20/19,731,316.80 = 5,066,218.24/x
  3. Step 3: Cross multiply
    13,156,019.20x = 19,731,316.80 × 5,066,218.24
  4. Step 4: Simplify right side
    13,156,019.20x = 99,963,157,071,378.44
  5. Step 5: Solve for x
    x = 99,963,157,071,378.44/13,156,019.20
  6. Step 6: Final answer
    x = 7,598,283.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.