Home / 14,005,759.59-21,018,080.85-4,907,938.92

Finding the Fourth Proportional to 14,005,759.59, 21,018,080.85 and 4,907,938.92

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Solution

The fourth proportional to 14,005,759.59, 21,018,080.85 and 4,907,938.92 is: 7,365,216.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,005,759.59 : 21,018,080.85 = 4,907,938.92 : x
  2. Step 2: Convert to fraction form
    14,005,759.59/21,018,080.85 = 4,907,938.92/x
  3. Step 3: Cross multiply
    14,005,759.59x = 21,018,080.85 × 4,907,938.92
  4. Step 4: Simplify right side
    14,005,759.59x = 103,155,457,027,421.69
  5. Step 5: Solve for x
    x = 103,155,457,027,421.69/14,005,759.59
  6. Step 6: Final answer
    x = 7,365,216.89

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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.