Home / 7,245,831.60-10,868,747.40-6,698,401.20

Finding the Fourth Proportional to 7,245,831.60, 10,868,747.40 and 6,698,401.20

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Solution

The fourth proportional to 7,245,831.60, 10,868,747.40 and 6,698,401.20 is: 10,047,601.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245,831.60 : 10,868,747.40 = 6,698,401.20 : x
  2. Step 2: Convert to fraction form
    7,245,831.60/10,868,747.40 = 6,698,401.20/x
  3. Step 3: Cross multiply
    7,245,831.60x = 10,868,747.40 × 6,698,401.20
  4. Step 4: Simplify right side
    7,245,831.60x = 72,803,230,626,656.89
  5. Step 5: Solve for x
    x = 72,803,230,626,656.89/7,245,831.60
  6. Step 6: Final answer
    x = 10,047,601.80

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Similar ratio
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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.