Home / 53,739,599.08-74,157,848.58-30,531,505

Finding the Fourth Proportional to 53,739,599.08, 74,157,848.58 and 30,531,505

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Solution

The fourth proportional to 53,739,599.08, 74,157,848.58 and 30,531,505 is: 42,131,887.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,739,599.08 : 74,157,848.58 = 30,531,505 : x
  2. Step 2: Convert to fraction form
    53,739,599.08/74,157,848.58 = 30,531,505/x
  3. Step 3: Cross multiply
    53,739,599.08x = 74,157,848.58 × 30,531,505
  4. Step 4: Simplify right side
    53,739,599.08x = 2,264,150,724,709,513
  5. Step 5: Solve for x
    x = 2,264,150,724,709,513/53,739,599.08
  6. Step 6: Final answer
    x = 42,131,887.16

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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.