Home / 55,265,298.02-76,264,764.45-30,484,942.29

Finding the Fourth Proportional to 55,265,298.02, 76,264,764.45 and 30,484,942.29

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Solution

The fourth proportional to 55,265,298.02, 76,264,764.45 and 30,484,942.29 is: 42,068,477.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,265,298.02 : 76,264,764.45 = 30,484,942.29 : x
  2. Step 2: Convert to fraction form
    55,265,298.02/76,264,764.45 = 30,484,942.29/x
  3. Step 3: Cross multiply
    55,265,298.02x = 76,264,764.45 × 30,484,942.29
  4. Step 4: Simplify right side
    55,265,298.02x = 2,324,926,943,018,693.50
  5. Step 5: Solve for x
    x = 2,324,926,943,018,693.50/55,265,298.02
  6. Step 6: Final answer
    x = 42,068,477.44

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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.