Home / 59,557,692.80-89,336,539.20-21,220,457.60

Finding the Fourth Proportional to 59,557,692.80, 89,336,539.20 and 21,220,457.60

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Solution

The fourth proportional to 59,557,692.80, 89,336,539.20 and 21,220,457.60 is: 31,830,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,557,692.80 : 89,336,539.20 = 21,220,457.60 : x
  2. Step 2: Convert to fraction form
    59,557,692.80/89,336,539.20 = 21,220,457.60/x
  3. Step 3: Cross multiply
    59,557,692.80x = 89,336,539.20 × 21,220,457.60
  4. Step 4: Simplify right side
    59,557,692.80x = 1,895,762,242,224,338
  5. Step 5: Solve for x
    x = 1,895,762,242,224,338/59,557,692.80
  6. Step 6: Final answer
    x = 31,830,686.40

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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.