Home / 9,358,720.40-14,048,578.20-7,238,205.20

Finding the Fourth Proportional to 9,358,720.40, 14,048,578.20 and 7,238,205.20

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Solution

The fourth proportional to 9,358,720.40, 14,048,578.20 and 7,238,205.20 is: 10,865,426.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,358,720.40 : 14,048,578.20 = 7,238,205.20 : x
  2. Step 2: Convert to fraction form
    9,358,720.40/14,048,578.20 = 7,238,205.20/x
  3. Step 3: Cross multiply
    9,358,720.40x = 14,048,578.20 × 7,238,205.20
  4. Step 4: Simplify right side
    9,358,720.40x = 101,686,491,779,846.64
  5. Step 5: Solve for x
    x = 101,686,491,779,846.64/9,358,720.40
  6. Step 6: Final answer
    x = 10,865,426.84

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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.