Home / 6,913,221.30-10,369,831.95-6,470,853.30

Finding the Fourth Proportional to 6,913,221.30, 10,369,831.95 and 6,470,853.30

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Solution

The fourth proportional to 6,913,221.30, 10,369,831.95 and 6,470,853.30 is: 9,706,279.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913,221.30 : 10,369,831.95 = 6,470,853.30 : x
  2. Step 2: Convert to fraction form
    6,913,221.30/10,369,831.95 = 6,470,853.30/x
  3. Step 3: Cross multiply
    6,913,221.30x = 10,369,831.95 × 6,470,853.30
  4. Step 4: Simplify right side
    6,913,221.30x = 67,101,661,294,102.93
  5. Step 5: Solve for x
    x = 67,101,661,294,102.93/6,913,221.30
  6. Step 6: Final answer
    x = 9,706,279.95

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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.