Home / 76,626,303.08-105,730,375.08-45,269,457.32

Finding the Fourth Proportional to 76,626,303.08, 105,730,375.08 and 45,269,457.32

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Solution

The fourth proportional to 76,626,303.08, 105,730,375.08 and 45,269,457.32 is: 62,463,625.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,626,303.08 : 105,730,375.08 = 45,269,457.32 : x
  2. Step 2: Convert to fraction form
    76,626,303.08/105,730,375.08 = 45,269,457.32/x
  3. Step 3: Cross multiply
    76,626,303.08x = 105,730,375.08 × 45,269,457.32
  4. Step 4: Simplify right side
    76,626,303.08x = 4,786,356,702,111,652
  5. Step 5: Solve for x
    x = 4,786,356,702,111,652/76,626,303.08
  6. Step 6: Final answer
    x = 62,463,625.54

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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.