Home / 81,869,402.61-112,989,682.75-46,595,784.44

Finding the Fourth Proportional to 81,869,402.61, 112,989,682.75 and 46,595,784.44

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Solution

The fourth proportional to 81,869,402.61, 112,989,682.75 and 46,595,784.44 is: 64,307,821.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,869,402.61 : 112,989,682.75 = 46,595,784.44 : x
  2. Step 2: Convert to fraction form
    81,869,402.61/112,989,682.75 = 46,595,784.44/x
  3. Step 3: Cross multiply
    81,869,402.61x = 112,989,682.75 × 46,595,784.44
  4. Step 4: Simplify right side
    81,869,402.61x = 5,264,842,901,362,986
  5. Step 5: Solve for x
    x = 5,264,842,901,362,986/81,869,402.61
  6. Step 6: Final answer
    x = 64,307,821.16

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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.