Home / 7,529,051.40-10,390,083.02-4,091,284.22

Finding the Fourth Proportional to 7,529,051.40, 10,390,083.02 and 4,091,284.22

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Solution

The fourth proportional to 7,529,051.40, 10,390,083.02 and 4,091,284.22 is: 5,645,967.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529,051.40 : 10,390,083.02 = 4,091,284.22 : x
  2. Step 2: Convert to fraction form
    7,529,051.40/10,390,083.02 = 4,091,284.22/x
  3. Step 3: Cross multiply
    7,529,051.40x = 10,390,083.02 × 4,091,284.22
  4. Step 4: Simplify right side
    7,529,051.40x = 42,508,782,704,215.95
  5. Step 5: Solve for x
    x = 42,508,782,704,215.95/7,529,051.40
  6. Step 6: Final answer
    x = 5,645,967.92

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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.