Home / 42,683,690.40-64,025,535.60-37,644,842.40

Finding the Fourth Proportional to 42,683,690.40, 64,025,535.60 and 37,644,842.40

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Solution

The fourth proportional to 42,683,690.40, 64,025,535.60 and 37,644,842.40 is: 56,467,263.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,683,690.40 : 64,025,535.60 = 37,644,842.40 : x
  2. Step 2: Convert to fraction form
    42,683,690.40/64,025,535.60 = 37,644,842.40/x
  3. Step 3: Cross multiply
    42,683,690.40x = 64,025,535.60 × 37,644,842.40
  4. Step 4: Simplify right side
    42,683,690.40x = 2,410,231,197,237,589.50
  5. Step 5: Solve for x
    x = 2,410,231,197,237,589.50/42,683,690.40
  6. Step 6: Final answer
    x = 56,467,263.60

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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.