Home / 7,290,316.90-10,060,442.41-4,027,061.40

Finding the Fourth Proportional to 7,290,316.90, 10,060,442.41 and 4,027,061.40

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Solution

The fourth proportional to 7,290,316.90, 10,060,442.41 and 4,027,061.40 is: 5,557,237.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290,316.90 : 10,060,442.41 = 4,027,061.40 : x
  2. Step 2: Convert to fraction form
    7,290,316.90/10,060,442.41 = 4,027,061.40/x
  3. Step 3: Cross multiply
    7,290,316.90x = 10,060,442.41 × 4,027,061.40
  4. Step 4: Simplify right side
    7,290,316.90x = 40,514,019,296,233.98
  5. Step 5: Solve for x
    x = 40,514,019,296,233.98/7,290,316.90
  6. Step 6: Final answer
    x = 5,557,237.07

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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.