Home / 14,678,402.40-22,017,603.60-8,938,839.60

Finding the Fourth Proportional to 14,678,402.40, 22,017,603.60 and 8,938,839.60

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Solution

The fourth proportional to 14,678,402.40, 22,017,603.60 and 8,938,839.60 is: 13,408,259.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,678,402.40 : 22,017,603.60 = 8,938,839.60 : x
  2. Step 2: Convert to fraction form
    14,678,402.40/22,017,603.60 = 8,938,839.60/x
  3. Step 3: Cross multiply
    14,678,402.40x = 22,017,603.60 × 8,938,839.60
  4. Step 4: Simplify right side
    14,678,402.40x = 196,811,826,956,782.56
  5. Step 5: Solve for x
    x = 196,811,826,956,782.56/14,678,402.40
  6. Step 6: Final answer
    x = 13,408,259.40

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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.