Home / 56,148,903.20-84,081,637.20-36,875,309.60

Finding the Fourth Proportional to 56,148,903.20, 84,081,637.20 and 36,875,309.60

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Solution

The fourth proportional to 56,148,903.20, 84,081,637.20 and 36,875,309.60 is: 55,219,892.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,148,903.20 : 84,081,637.20 = 36,875,309.60 : x
  2. Step 2: Convert to fraction form
    56,148,903.20/84,081,637.20 = 36,875,309.60/x
  3. Step 3: Cross multiply
    56,148,903.20x = 84,081,637.20 × 36,875,309.60
  4. Step 4: Simplify right side
    56,148,903.20x = 3,100,536,403,424,877.50
  5. Step 5: Solve for x
    x = 3,100,536,403,424,877.50/56,148,903.20
  6. Step 6: Final answer
    x = 55,219,892.58

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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.