Home / 6,215,897.88-9,306,316.80-3,291,363.72

Finding the Fourth Proportional to 6,215,897.88, 9,306,316.80 and 3,291,363.72

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Solution

The fourth proportional to 6,215,897.88, 9,306,316.80 and 3,291,363.72 is: 4,927,763.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215,897.88 : 9,306,316.80 = 3,291,363.72 : x
  2. Step 2: Convert to fraction form
    6,215,897.88/9,306,316.80 = 3,291,363.72/x
  3. Step 3: Cross multiply
    6,215,897.88x = 9,306,316.80 × 3,291,363.72
  4. Step 4: Simplify right side
    6,215,897.88x = 30,630,473,482,346.50
  5. Step 5: Solve for x
    x = 30,630,473,482,346.50/6,215,897.88
  6. Step 6: Final answer
    x = 4,927,763.31

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1.5x scale

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.