Home / 55,628,197.02-76,765,457.25-30,848,320.74

Finding the Fourth Proportional to 55,628,197.02, 76,765,457.25 and 30,848,320.74

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Solution

The fourth proportional to 55,628,197.02, 76,765,457.25 and 30,848,320.74 is: 42,569,875.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,628,197.02 : 76,765,457.25 = 30,848,320.74 : x
  2. Step 2: Convert to fraction form
    55,628,197.02/76,765,457.25 = 30,848,320.74/x
  3. Step 3: Cross multiply
    55,628,197.02x = 76,765,457.25 × 30,848,320.74
  4. Step 4: Simplify right side
    55,628,197.02x = 2,368,085,447,000,758
  5. Step 5: Solve for x
    x = 2,368,085,447,000,758/55,628,197.02
  6. Step 6: Final answer
    x = 42,569,875.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.