Home / 37,507,312.80-56,279,631.60-21,345,674.40

Finding the Fourth Proportional to 37,507,312.80, 56,279,631.60 and 21,345,674.40

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Solution

The fourth proportional to 37,507,312.80, 56,279,631.60 and 21,345,674.40 is: 32,029,132.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,507,312.80 : 56,279,631.60 = 21,345,674.40 : x
  2. Step 2: Convert to fraction form
    37,507,312.80/56,279,631.60 = 21,345,674.40/x
  3. Step 3: Cross multiply
    37,507,312.80x = 56,279,631.60 × 21,345,674.40
  4. Step 4: Simplify right side
    37,507,312.80x = 1,201,326,691,485,551
  5. Step 5: Solve for x
    x = 1,201,326,691,485,551/37,507,312.80
  6. Step 6: Final answer
    x = 32,029,132.50

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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.