Home / 38,480,762.22-53,101,557.63-21,077,184.84

Finding the Fourth Proportional to 38,480,762.22, 53,101,557.63 and 21,077,184.84

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Solution

The fourth proportional to 38,480,762.22, 53,101,557.63 and 21,077,184.84 is: 29,085,477.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,480,762.22 : 53,101,557.63 = 21,077,184.84 : x
  2. Step 2: Convert to fraction form
    38,480,762.22/53,101,557.63 = 21,077,184.84/x
  3. Step 3: Cross multiply
    38,480,762.22x = 53,101,557.63 × 21,077,184.84
  4. Step 4: Simplify right side
    38,480,762.22x = 1,119,231,345,459,422.38
  5. Step 5: Solve for x
    x = 1,119,231,345,459,422.38/38,480,762.22
  6. Step 6: Final answer
    x = 29,085,477.54

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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.