Home / 11,018,692.40-16,528,038.60-3,447,978.80

Finding the Fourth Proportional to 11,018,692.40, 16,528,038.60 and 3,447,978.80

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Solution

The fourth proportional to 11,018,692.40, 16,528,038.60 and 3,447,978.80 is: 5,171,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018,692.40 : 16,528,038.60 = 3,447,978.80 : x
  2. Step 2: Convert to fraction form
    11,018,692.40/16,528,038.60 = 3,447,978.80/x
  3. Step 3: Cross multiply
    11,018,692.40x = 16,528,038.60 × 3,447,978.80
  4. Step 4: Simplify right side
    11,018,692.40x = 56,988,326,698,381.67
  5. Step 5: Solve for x
    x = 56,988,326,698,381.67/11,018,692.40
  6. Step 6: Final answer
    x = 5,171,968.20

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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.