Home / 19,648,889.40-27,114,831.77-11,277,637.21

Finding the Fourth Proportional to 19,648,889.40, 27,114,831.77 and 11,277,637.21

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Solution

The fourth proportional to 19,648,889.40, 27,114,831.77 and 11,277,637.21 is: 15,562,774.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,648,889.40 : 27,114,831.77 = 11,277,637.21 : x
  2. Step 2: Convert to fraction form
    19,648,889.40/27,114,831.77 = 11,277,637.21/x
  3. Step 3: Cross multiply
    19,648,889.40x = 27,114,831.77 × 11,277,637.21
  4. Step 4: Simplify right side
    19,648,889.40x = 305,791,235,712,242.19
  5. Step 5: Solve for x
    x = 305,791,235,712,242.19/19,648,889.40
  6. Step 6: Final answer
    x = 15,562,774.54

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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.