Home / 10,365,886.90-15,548,830.35-10,206,454.60

Finding the Fourth Proportional to 10,365,886.90, 15,548,830.35 and 10,206,454.60

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Solution

The fourth proportional to 10,365,886.90, 15,548,830.35 and 10,206,454.60 is: 15,309,681.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,886.90 : 15,548,830.35 = 10,206,454.60 : x
  2. Step 2: Convert to fraction form
    10,365,886.90/15,548,830.35 = 10,206,454.60/x
  3. Step 3: Cross multiply
    10,365,886.90x = 15,548,830.35 × 10,206,454.60
  4. Step 4: Simplify right side
    10,365,886.90x = 158,698,431,050,377.09
  5. Step 5: Solve for x
    x = 158,698,431,050,377.09/10,365,886.90
  6. Step 6: Final answer
    x = 15,309,681.90

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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.