Home / 12,562,287.60-18,843,431.40-4,989,253.35

Finding the Fourth Proportional to 12,562,287.60, 18,843,431.40 and 4,989,253.35

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Solution

The fourth proportional to 12,562,287.60, 18,843,431.40 and 4,989,253.35 is: 7,483,880.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562,287.60 : 18,843,431.40 = 4,989,253.35 : x
  2. Step 2: Convert to fraction form
    12,562,287.60/18,843,431.40 = 4,989,253.35/x
  3. Step 3: Cross multiply
    12,562,287.60x = 18,843,431.40 × 4,989,253.35
  4. Step 4: Simplify right side
    12,562,287.60x = 94,014,653,237,945.17
  5. Step 5: Solve for x
    x = 94,014,653,237,945.17/12,562,287.60
  6. Step 6: Final answer
    x = 7,483,880.03

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1.5x scale

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.