Home / 76,121,359.85-105,047,577.95-41,314,050.29

Finding the Fourth Proportional to 76,121,359.85, 105,047,577.95 and 41,314,050.29

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Solution

The fourth proportional to 76,121,359.85, 105,047,577.95 and 41,314,050.29 is: 57,013,444.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,121,359.85 : 105,047,577.95 = 41,314,050.29 : x
  2. Step 2: Convert to fraction form
    76,121,359.85/105,047,577.95 = 41,314,050.29/x
  3. Step 3: Cross multiply
    76,121,359.85x = 105,047,577.95 × 41,314,050.29
  4. Step 4: Simplify right side
    76,121,359.85x = 4,339,940,917,537,186.50
  5. Step 5: Solve for x
    x = 4,339,940,917,537,186.50/76,121,359.85
  6. Step 6: Final answer
    x = 57,013,444.40

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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.