Home / 9,780,427.20-14,670,567.90-2,956,987.20

Finding the Fourth Proportional to 9,780,427.20, 14,670,567.90 and 2,956,987.20

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Solution

The fourth proportional to 9,780,427.20, 14,670,567.90 and 2,956,987.20 is: 4,435,458.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780,427.20 : 14,670,567.90 = 2,956,987.20 : x
  2. Step 2: Convert to fraction form
    9,780,427.20/14,670,567.90 = 2,956,987.20/x
  3. Step 3: Cross multiply
    9,780,427.20x = 14,670,567.90 × 2,956,987.20
  4. Step 4: Simplify right side
    9,780,427.20x = 43,380,681,497,030.88
  5. Step 5: Solve for x
    x = 43,380,681,497,030.88/9,780,427.20
  6. Step 6: Final answer
    x = 4,435,458.76

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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.