Home / 8,590,745.10-12,886,117.65-8,260,070.70

Finding the Fourth Proportional to 8,590,745.10, 12,886,117.65 and 8,260,070.70

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Solution

The fourth proportional to 8,590,745.10, 12,886,117.65 and 8,260,070.70 is: 12,390,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590,745.10 : 12,886,117.65 = 8,260,070.70 : x
  2. Step 2: Convert to fraction form
    8,590,745.10/12,886,117.65 = 8,260,070.70/x
  3. Step 3: Cross multiply
    8,590,745.10x = 12,886,117.65 × 8,260,070.70
  4. Step 4: Simplify right side
    8,590,745.10x = 106,440,242,837,517.86
  5. Step 5: Solve for x
    x = 106,440,242,837,517.86/8,590,745.10
  6. Step 6: Final answer
    x = 12,390,106.05

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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.