Home / 75,803,599.10-104,609,036.50-40,996,289.54

Finding the Fourth Proportional to 75,803,599.10, 104,609,036.50 and 40,996,289.54

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Solution

The fourth proportional to 75,803,599.10, 104,609,036.50 and 40,996,289.54 is: 56,574,917.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,803,599.10 : 104,609,036.50 = 40,996,289.54 : x
  2. Step 2: Convert to fraction form
    75,803,599.10/104,609,036.50 = 40,996,289.54/x
  3. Step 3: Cross multiply
    75,803,599.10x = 104,609,036.50 × 40,996,289.54
  4. Step 4: Simplify right side
    75,803,599.10x = 4,288,582,348,655,843.50
  5. Step 5: Solve for x
    x = 4,288,582,348,655,843.50/75,803,599.10
  6. Step 6: Final answer
    x = 56,574,917.28

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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.