Home / 30,989,441.40-46,485,911.70-9,424,746.60

Finding the Fourth Proportional to 30,989,441.40, 46,485,911.70 and 9,424,746.60

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Solution

The fourth proportional to 30,989,441.40, 46,485,911.70 and 9,424,746.60 is: 14,137,652.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,989,441.40 : 46,485,911.70 = 9,424,746.60 : x
  2. Step 2: Convert to fraction form
    30,989,441.40/46,485,911.70 = 9,424,746.60/x
  3. Step 3: Cross multiply
    30,989,441.40x = 46,485,911.70 × 9,424,746.60
  4. Step 4: Simplify right side
    30,989,441.40x = 438,117,938,242,475.25
  5. Step 5: Solve for x
    x = 438,117,938,242,475.25/30,989,441.40
  6. Step 6: Final answer
    x = 14,137,652.00

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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.