Home / 74,356,470.72-102,580,100.46-46,430,700.12

Finding the Fourth Proportional to 74,356,470.72, 102,580,100.46 and 46,430,700.12

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Solution

The fourth proportional to 74,356,470.72, 102,580,100.46 and 46,430,700.12 is: 64,054,490.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,356,470.72 : 102,580,100.46 = 46,430,700.12 : x
  2. Step 2: Convert to fraction form
    74,356,470.72/102,580,100.46 = 46,430,700.12/x
  3. Step 3: Cross multiply
    74,356,470.72x = 102,580,100.46 × 46,430,700.12
  4. Step 4: Simplify right side
    74,356,470.72x = 4,762,865,882,737,733
  5. Step 5: Solve for x
    x = 4,762,865,882,737,733/74,356,470.72
  6. Step 6: Final answer
    x = 64,054,490.98

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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.