Home / 14,258,738.60-21,388,107.90-4,671,805.40

Finding the Fourth Proportional to 14,258,738.60, 21,388,107.90 and 4,671,805.40

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Solution

The fourth proportional to 14,258,738.60, 21,388,107.90 and 4,671,805.40 is: 7,007,708.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258,738.60 : 21,388,107.90 = 4,671,805.40 : x
  2. Step 2: Convert to fraction form
    14,258,738.60/21,388,107.90 = 4,671,805.40/x
  3. Step 3: Cross multiply
    14,258,738.60x = 21,388,107.90 × 4,671,805.40
  4. Step 4: Simplify right side
    14,258,738.60x = 99,921,077,983,002.66
  5. Step 5: Solve for x
    x = 99,921,077,983,002.66/14,258,738.60
  6. Step 6: Final answer
    x = 7,007,708.10

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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.