Home / 10,365,587.80-15,548,381.70-5,326,739.80

Finding the Fourth Proportional to 10,365,587.80, 15,548,381.70 and 5,326,739.80

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Solution

The fourth proportional to 10,365,587.80, 15,548,381.70 and 5,326,739.80 is: 7,990,109.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,587.80 : 15,548,381.70 = 5,326,739.80 : x
  2. Step 2: Convert to fraction form
    10,365,587.80/15,548,381.70 = 5,326,739.80/x
  3. Step 3: Cross multiply
    10,365,587.80x = 15,548,381.70 × 5,326,739.80
  4. Step 4: Simplify right side
    10,365,587.80x = 82,822,183,626,981.66
  5. Step 5: Solve for x
    x = 82,822,183,626,981.66/10,365,587.80
  6. Step 6: Final answer
    x = 7,990,109.70

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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.