Home / 47,257,221.05-70,885,831.61-11,355,429.05

Finding the Fourth Proportional to 47,257,221.05, 70,885,831.61 and 11,355,429.05

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Solution

The fourth proportional to 47,257,221.05, 70,885,831.61 and 11,355,429.05 is: 17,033,143.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,257,221.05 : 70,885,831.61 = 11,355,429.05 : x
  2. Step 2: Convert to fraction form
    47,257,221.05/70,885,831.61 = 11,355,429.05/x
  3. Step 3: Cross multiply
    47,257,221.05x = 70,885,831.61 × 11,355,429.05
  4. Step 4: Simplify right side
    47,257,221.05x = 804,939,031,497,602.38
  5. Step 5: Solve for x
    x = 804,939,031,497,602.38/47,257,221.05
  6. Step 6: Final answer
    x = 17,033,143.58

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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.