Home / 5,415,140.40-7,472,878.20-3,000,692.40

Finding the Fourth Proportional to 5,415,140.40, 7,472,878.20 and 3,000,692.40

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Solution

The fourth proportional to 5,415,140.40, 7,472,878.20 and 3,000,692.40 is: 4,140,946.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,415,140.40 : 7,472,878.20 = 3,000,692.40 : x
  2. Step 2: Convert to fraction form
    5,415,140.40/7,472,878.20 = 3,000,692.40/x
  3. Step 3: Cross multiply
    5,415,140.40x = 7,472,878.20 × 3,000,692.40
  4. Step 4: Simplify right side
    5,415,140.40x = 22,423,808,820,865.68
  5. Step 5: Solve for x
    x = 22,423,808,820,865.68/5,415,140.40
  6. Step 6: Final answer
    x = 4,140,946.89

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.