Home / 10,519,376.40-15,779,064.60-4,850,672.40

Finding the Fourth Proportional to 10,519,376.40, 15,779,064.60 and 4,850,672.40

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Solution

The fourth proportional to 10,519,376.40, 15,779,064.60 and 4,850,672.40 is: 7,276,008.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,519,376.40 : 15,779,064.60 = 4,850,672.40 : x
  2. Step 2: Convert to fraction form
    10,519,376.40/15,779,064.60 = 4,850,672.40/x
  3. Step 3: Cross multiply
    10,519,376.40x = 15,779,064.60 × 4,850,672.40
  4. Step 4: Simplify right side
    10,519,376.40x = 76,539,073,153,037.05
  5. Step 5: Solve for x
    x = 76,539,073,153,037.05/10,519,376.40
  6. Step 6: Final answer
    x = 7,276,008.60

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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.