Home / 55,020,608.08-75,929,228.22-30,243,088.78

Finding the Fourth Proportional to 55,020,608.08, 75,929,228.22 and 30,243,088.78

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Solution

The fourth proportional to 55,020,608.08, 75,929,228.22 and 30,243,088.78 is: 41,735,896.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,020,608.08 : 75,929,228.22 = 30,243,088.78 : x
  2. Step 2: Convert to fraction form
    55,020,608.08/75,929,228.22 = 30,243,088.78/x
  3. Step 3: Cross multiply
    55,020,608.08x = 75,929,228.22 × 30,243,088.78
  4. Step 4: Simplify right side
    55,020,608.08x = 2,296,334,390,054,341.50
  5. Step 5: Solve for x
    x = 2,296,334,390,054,341.50/55,020,608.08
  6. Step 6: Final answer
    x = 41,735,896.24

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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.