Home / 7,957,831.50-10,956,627.81-7,230,503.34

Finding the Fourth Proportional to 7,957,831.50, 10,956,627.81 and 7,230,503.34

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Solution

The fourth proportional to 7,957,831.50, 10,956,627.81 and 7,230,503.34 is: 9,955,216.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,957,831.50 : 10,956,627.81 = 7,230,503.34 : x
  2. Step 2: Convert to fraction form
    7,957,831.50/10,956,627.81 = 7,230,503.34/x
  3. Step 3: Cross multiply
    7,957,831.50x = 10,956,627.81 × 7,230,503.34
  4. Step 4: Simplify right side
    7,957,831.50x = 79,221,933,975,341.89
  5. Step 5: Solve for x
    x = 79,221,933,975,341.89/7,957,831.50
  6. Step 6: Final answer
    x = 9,955,216.31

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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.