Home / 14,478,121.64-21,719,852.58-4,763,281.16

Finding the Fourth Proportional to 14,478,121.64, 21,719,852.58 and 4,763,281.16

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Solution

The fourth proportional to 14,478,121.64, 21,719,852.58 and 4,763,281.16 is: 7,145,800.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,478,121.64 : 21,719,852.58 = 4,763,281.16 : x
  2. Step 2: Convert to fraction form
    14,478,121.64/21,719,852.58 = 4,763,281.16/x
  3. Step 3: Cross multiply
    14,478,121.64x = 21,719,852.58 × 4,763,281.16
  4. Step 4: Simplify right side
    14,478,121.64x = 103,457,764,592,291.39
  5. Step 5: Solve for x
    x = 103,457,764,592,291.39/14,478,121.64
  6. Step 6: Final answer
    x = 7,145,800.21

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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.