Home / 8,525,356.20-12,779,415.69-3,670,828.56

Finding the Fourth Proportional to 8,525,356.20, 12,779,415.69 and 3,670,828.56

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Solution

The fourth proportional to 8,525,356.20, 12,779,415.69 and 3,670,828.56 is: 5,502,531.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,525,356.20 : 12,779,415.69 = 3,670,828.56 : x
  2. Step 2: Convert to fraction form
    8,525,356.20/12,779,415.69 = 3,670,828.56/x
  3. Step 3: Cross multiply
    8,525,356.20x = 12,779,415.69 × 3,670,828.56
  4. Step 4: Simplify right side
    8,525,356.20x = 46,911,044,094,964.10
  5. Step 5: Solve for x
    x = 46,911,044,094,964.10/8,525,356.20
  6. Step 6: Final answer
    x = 5,502,531.86

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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.