Home / 53,739,601.08-74,157,851.34-30,531,507

Finding the Fourth Proportional to 53,739,601.08, 74,157,851.34 and 30,531,507

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Solution

The fourth proportional to 53,739,601.08, 74,157,851.34 and 30,531,507 is: 42,131,889.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,739,601.08 : 74,157,851.34 = 30,531,507 : x
  2. Step 2: Convert to fraction form
    53,739,601.08/74,157,851.34 = 30,531,507/x
  3. Step 3: Cross multiply
    53,739,601.08x = 74,157,851.34 × 30,531,507
  4. Step 4: Simplify right side
    53,739,601.08x = 2,264,150,957,292,169.50
  5. Step 5: Solve for x
    x = 2,264,150,957,292,169.50/53,739,601.08
  6. Step 6: Final answer
    x = 42,131,889.92

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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.