Home / 11,205,030.60-16,807,545.90-8,158,102.20

Finding the Fourth Proportional to 11,205,030.60, 16,807,545.90 and 8,158,102.20

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Solution

The fourth proportional to 11,205,030.60, 16,807,545.90 and 8,158,102.20 is: 12,237,153.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205,030.60 : 16,807,545.90 = 8,158,102.20 : x
  2. Step 2: Convert to fraction form
    11,205,030.60/16,807,545.90 = 8,158,102.20/x
  3. Step 3: Cross multiply
    11,205,030.60x = 16,807,545.90 × 8,158,102.20
  4. Step 4: Simplify right side
    11,205,030.60x = 137,117,677,183,390.97
  5. Step 5: Solve for x
    x = 137,117,677,183,390.97/11,205,030.60
  6. Step 6: Final answer
    x = 12,237,153.30

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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.