Home / 14,235,426.60-21,353,139.90-8,860,655.40

Finding the Fourth Proportional to 14,235,426.60, 21,353,139.90 and 8,860,655.40

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Solution

The fourth proportional to 14,235,426.60, 21,353,139.90 and 8,860,655.40 is: 13,290,983.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,235,426.60 : 21,353,139.90 = 8,860,655.40 : x
  2. Step 2: Convert to fraction form
    14,235,426.60/21,353,139.90 = 8,860,655.40/x
  3. Step 3: Cross multiply
    14,235,426.60x = 21,353,139.90 × 8,860,655.40
  4. Step 4: Simplify right side
    14,235,426.60x = 189,202,814,361,890.47
  5. Step 5: Solve for x
    x = 189,202,814,361,890.47/14,235,426.60
  6. Step 6: Final answer
    x = 13,290,983.10

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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.