Home / 57,240,220.80-85,860,331.20-34,281,969.60

Finding the Fourth Proportional to 57,240,220.80, 85,860,331.20 and 34,281,969.60

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Solution

The fourth proportional to 57,240,220.80, 85,860,331.20 and 34,281,969.60 is: 51,422,954.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,240,220.80 : 85,860,331.20 = 34,281,969.60 : x
  2. Step 2: Convert to fraction form
    57,240,220.80/85,860,331.20 = 34,281,969.60/x
  3. Step 3: Cross multiply
    57,240,220.80x = 85,860,331.20 × 34,281,969.60
  4. Step 4: Simplify right side
    57,240,220.80x = 2,943,461,264,044,332
  5. Step 5: Solve for x
    x = 2,943,461,264,044,332/57,240,220.80
  6. Step 6: Final answer
    x = 51,422,954.40

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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.