Home / 28,416,077.80-42,624,116.70-10,461,466.60

Finding the Fourth Proportional to 28,416,077.80, 42,624,116.70 and 10,461,466.60

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Solution

The fourth proportional to 28,416,077.80, 42,624,116.70 and 10,461,466.60 is: 15,692,199.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,416,077.80 : 42,624,116.70 = 10,461,466.60 : x
  2. Step 2: Convert to fraction form
    28,416,077.80/42,624,116.70 = 10,461,466.60/x
  3. Step 3: Cross multiply
    28,416,077.80x = 42,624,116.70 × 10,461,466.60
  4. Step 4: Simplify right side
    28,416,077.80x = 445,910,773,211,552.25
  5. Step 5: Solve for x
    x = 445,910,773,211,552.25/28,416,077.80
  6. Step 6: Final answer
    x = 15,692,199.90

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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.