Home / 7,178,762.52-10,765,814.22-2,385,164.70

Finding the Fourth Proportional to 7,178,762.52, 10,765,814.22 and 2,385,164.70

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Solution

The fourth proportional to 7,178,762.52, 10,765,814.22 and 2,385,164.70 is: 3,576,973.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,178,762.52 : 10,765,814.22 = 2,385,164.70 : x
  2. Step 2: Convert to fraction form
    7,178,762.52/10,765,814.22 = 2,385,164.70/x
  3. Step 3: Cross multiply
    7,178,762.52x = 10,765,814.22 × 2,385,164.70
  4. Step 4: Simplify right side
    7,178,762.52x = 25,678,240,044,302.04
  5. Step 5: Solve for x
    x = 25,678,240,044,302.04/7,178,762.52
  6. Step 6: Final answer
    x = 3,576,973.05

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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.