Home / 35,523,647.20-53,285,470.80-19,343,346.40

Finding the Fourth Proportional to 35,523,647.20, 53,285,470.80 and 19,343,346.40

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Solution

The fourth proportional to 35,523,647.20, 53,285,470.80 and 19,343,346.40 is: 29,015,019.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,523,647.20 : 53,285,470.80 = 19,343,346.40 : x
  2. Step 2: Convert to fraction form
    35,523,647.20/53,285,470.80 = 19,343,346.40/x
  3. Step 3: Cross multiply
    35,523,647.20x = 53,285,470.80 × 19,343,346.40
  4. Step 4: Simplify right side
    35,523,647.20x = 1,030,719,319,771,485
  5. Step 5: Solve for x
    x = 1,030,719,319,771,485/35,523,647.20
  6. Step 6: Final answer
    x = 29,015,019.60

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Similar ratio
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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.