Home / 75,710,065.24-104,479,939.02-40,902,735.52

Finding the Fourth Proportional to 75,710,065.24, 104,479,939.02 and 40,902,735.52

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Solution

The fourth proportional to 75,710,065.24, 104,479,939.02 and 40,902,735.52 is: 56,445,801.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,710,065.24 : 104,479,939.02 = 40,902,735.52 : x
  2. Step 2: Convert to fraction form
    75,710,065.24/104,479,939.02 = 40,902,735.52/x
  3. Step 3: Cross multiply
    75,710,065.24x = 104,479,939.02 × 40,902,735.52
  4. Step 4: Simplify right side
    75,710,065.24x = 4,273,515,312,880,788
  5. Step 5: Solve for x
    x = 4,273,515,312,880,788/75,710,065.24
  6. Step 6: Final answer
    x = 56,445,801.48

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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.