Home / 42,025,695.60-62,989,554.60-19,308,889.20

Finding the Fourth Proportional to 42,025,695.60, 62,989,554.60 and 19,308,889.20

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Solution

The fourth proportional to 42,025,695.60, 62,989,554.60 and 19,308,889.20 is: 28,940,825.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,025,695.60 : 62,989,554.60 = 19,308,889.20 : x
  2. Step 2: Convert to fraction form
    42,025,695.60/62,989,554.60 = 19,308,889.20/x
  3. Step 3: Cross multiply
    42,025,695.60x = 62,989,554.60 × 19,308,889.20
  4. Step 4: Simplify right side
    42,025,695.60x = 1,216,258,330,528,750.25
  5. Step 5: Solve for x
    x = 1,216,258,330,528,750.25/42,025,695.60
  6. Step 6: Final answer
    x = 28,940,825.68

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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.