Home / 10,762,678.14-16,147,953.80-5,008,156.26

Finding the Fourth Proportional to 10,762,678.14, 16,147,953.80 and 5,008,156.26

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Solution

The fourth proportional to 10,762,678.14, 16,147,953.80 and 5,008,156.26 is: 7,514,066.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,762,678.14 : 16,147,953.80 = 5,008,156.26 : x
  2. Step 2: Convert to fraction form
    10,762,678.14/16,147,953.80 = 5,008,156.26/x
  3. Step 3: Cross multiply
    10,762,678.14x = 16,147,953.80 × 5,008,156.26
  4. Step 4: Simplify right side
    10,762,678.14x = 80,871,475,909,660.78
  5. Step 5: Solve for x
    x = 80,871,475,909,660.78/10,762,678.14
  6. Step 6: Final answer
    x = 7,514,066.19

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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.