Home / 55,362,486.02-76,400,871.98-30,582,159.53

Finding the Fourth Proportional to 55,362,486.02, 76,400,871.98 and 30,582,159.53

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Solution

The fourth proportional to 55,362,486.02, 76,400,871.98 and 30,582,159.53 is: 42,203,734.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,362,486.02 : 76,400,871.98 = 30,582,159.53 : x
  2. Step 2: Convert to fraction form
    55,362,486.02/76,400,871.98 = 30,582,159.53/x
  3. Step 3: Cross multiply
    55,362,486.02x = 76,400,871.98 × 30,582,159.53
  4. Step 4: Simplify right side
    55,362,486.02x = 2,336,503,654,588,551.50
  5. Step 5: Solve for x
    x = 2,336,503,654,588,551.50/55,362,486.02
  6. Step 6: Final answer
    x = 42,203,734.38

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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.