Home / 10,652,831.40-15,979,247.10-4,680,863.40

Finding the Fourth Proportional to 10,652,831.40, 15,979,247.10 and 4,680,863.40

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Solution

The fourth proportional to 10,652,831.40, 15,979,247.10 and 4,680,863.40 is: 7,021,295.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,652,831.40 : 15,979,247.10 = 4,680,863.40 : x
  2. Step 2: Convert to fraction form
    10,652,831.40/15,979,247.10 = 4,680,863.40/x
  3. Step 3: Cross multiply
    10,652,831.40x = 15,979,247.10 × 4,680,863.40
  4. Step 4: Simplify right side
    10,652,831.40x = 74,796,672,909,946.14
  5. Step 5: Solve for x
    x = 74,796,672,909,946.14/10,652,831.40
  6. Step 6: Final answer
    x = 7,021,295.10

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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.