Home / 15,155,290.86-22,736,521.60-4,920,130.86

Finding the Fourth Proportional to 15,155,290.86, 22,736,521.60 and 4,920,130.86

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Solution

The fourth proportional to 15,155,290.86, 22,736,521.60 and 4,920,130.86 is: 7,381,360.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,155,290.86 : 22,736,521.60 = 4,920,130.86 : x
  2. Step 2: Convert to fraction form
    15,155,290.86/22,736,521.60 = 4,920,130.86/x
  3. Step 3: Cross multiply
    15,155,290.86x = 22,736,521.60 × 4,920,130.86
  4. Step 4: Simplify right side
    15,155,290.86x = 111,866,661,475,654.30
  5. Step 5: Solve for x
    x = 111,866,661,475,654.30/15,155,290.86
  6. Step 6: Final answer
    x = 7,381,360.25

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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.