Home / 57,477,578.09-86,254,445.72-31,587,959.23

Finding the Fourth Proportional to 57,477,578.09, 86,254,445.72 and 31,587,959.23

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Solution

The fourth proportional to 57,477,578.09, 86,254,445.72 and 31,587,959.23 is: 47,402,865.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,477,578.09 : 86,254,445.72 = 31,587,959.23 : x
  2. Step 2: Convert to fraction form
    57,477,578.09/86,254,445.72 = 31,587,959.23/x
  3. Step 3: Cross multiply
    57,477,578.09x = 86,254,445.72 × 31,587,959.23
  4. Step 4: Simplify right side
    57,477,578.09x = 2,724,601,914,436,032
  5. Step 5: Solve for x
    x = 2,724,601,914,436,032/57,477,578.09
  6. Step 6: Final answer
    x = 47,402,865.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.