Home / 14,021,579.80-21,030,182.70-4,439,312.20

Finding the Fourth Proportional to 14,021,579.80, 21,030,182.70 and 4,439,312.20

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Solution

The fourth proportional to 14,021,579.80, 21,030,182.70 and 4,439,312.20 is: 6,658,275.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,579.80 : 21,030,182.70 = 4,439,312.20 : x
  2. Step 2: Convert to fraction form
    14,021,579.80/21,030,182.70 = 4,439,312.20/x
  3. Step 3: Cross multiply
    14,021,579.80x = 21,030,182.70 × 4,439,312.20
  4. Step 4: Simplify right side
    14,021,579.80x = 93,359,546,628,338.94
  5. Step 5: Solve for x
    x = 93,359,546,628,338.94/14,021,579.80
  6. Step 6: Final answer
    x = 6,658,275.88

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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.