Home / 76,189,640.04-105,139,914.89-44,829,720.22

Finding the Fourth Proportional to 76,189,640.04, 105,139,914.89 and 44,829,720.22

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Solution

The fourth proportional to 76,189,640.04, 105,139,914.89 and 44,829,720.22 is: 61,863,961.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,189,640.04 : 105,139,914.89 = 44,829,720.22 : x
  2. Step 2: Convert to fraction form
    76,189,640.04/105,139,914.89 = 44,829,720.22/x
  3. Step 3: Cross multiply
    76,189,640.04x = 105,139,914.89 × 44,829,720.22
  4. Step 4: Simplify right side
    76,189,640.04x = 4,713,392,968,473,312
  5. Step 5: Solve for x
    x = 4,713,392,968,473,312/76,189,640.04
  6. Step 6: Final answer
    x = 61,863,961.64

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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.