Home / 14,188,642.10-19,580,325.75-7,662,271.02

Finding the Fourth Proportional to 14,188,642.10, 19,580,325.75 and 7,662,271.02

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Solution

The fourth proportional to 14,188,642.10, 19,580,325.75 and 7,662,271.02 is: 10,573,933.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188,642.10 : 19,580,325.75 = 7,662,271.02 : x
  2. Step 2: Convert to fraction form
    14,188,642.10/19,580,325.75 = 7,662,271.02/x
  3. Step 3: Cross multiply
    14,188,642.10x = 19,580,325.75 × 7,662,271.02
  4. Step 4: Simplify right side
    14,188,642.10x = 150,029,762,556,384.75
  5. Step 5: Solve for x
    x = 150,029,762,556,384.75/14,188,642.10
  6. Step 6: Final answer
    x = 10,573,933.82

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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.