Home / 19,388,815.70-29,083,223.55-16,402,831.70

Finding the Fourth Proportional to 19,388,815.70, 29,083,223.55 and 16,402,831.70

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Solution

The fourth proportional to 19,388,815.70, 29,083,223.55 and 16,402,831.70 is: 24,604,247.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,388,815.70 : 29,083,223.55 = 16,402,831.70 : x
  2. Step 2: Convert to fraction form
    19,388,815.70/29,083,223.55 = 16,402,831.70/x
  3. Step 3: Cross multiply
    19,388,815.70x = 29,083,223.55 × 16,402,831.70
  4. Step 4: Simplify right side
    19,388,815.70x = 477,047,221,184,126.50
  5. Step 5: Solve for x
    x = 477,047,221,184,126.50/19,388,815.70
  6. Step 6: Final answer
    x = 24,604,247.55

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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.