Home / 8,547,420.45-12,810,244.28-3,493,020.45

Finding the Fourth Proportional to 8,547,420.45, 12,810,244.28 and 3,493,020.45

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Solution

The fourth proportional to 8,547,420.45, 12,810,244.28 and 3,493,020.45 is: 5,235,081.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,547,420.45 : 12,810,244.28 = 3,493,020.45 : x
  2. Step 2: Convert to fraction form
    8,547,420.45/12,810,244.28 = 3,493,020.45/x
  3. Step 3: Cross multiply
    8,547,420.45x = 12,810,244.28 × 3,493,020.45
  4. Step 4: Simplify right side
    8,547,420.45x = 44,746,445,222,070.43
  5. Step 5: Solve for x
    x = 44,746,445,222,070.43/8,547,420.45
  6. Step 6: Final answer
    x = 5,235,081.80

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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.