Home / 42,616,334.40-63,929,167.20-41,272,641.60

Finding the Fourth Proportional to 42,616,334.40, 63,929,167.20 and 41,272,641.60

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Solution

The fourth proportional to 42,616,334.40, 63,929,167.20 and 41,272,641.60 is: 61,913,480.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,616,334.40 : 63,929,167.20 = 41,272,641.60 : x
  2. Step 2: Convert to fraction form
    42,616,334.40/63,929,167.20 = 41,272,641.60/x
  3. Step 3: Cross multiply
    42,616,334.40x = 63,929,167.20 × 41,272,641.60
  4. Step 4: Simplify right side
    42,616,334.40x = 2,638,525,605,632,075.50
  5. Step 5: Solve for x
    x = 2,638,525,605,632,075.50/42,616,334.40
  6. Step 6: Final answer
    x = 61,913,480.89

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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.