Home / 8,464,045.60-12,697,234.80-3,071,389.60

Finding the Fourth Proportional to 8,464,045.60, 12,697,234.80 and 3,071,389.60

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Solution

The fourth proportional to 8,464,045.60, 12,697,234.80 and 3,071,389.60 is: 4,607,507.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464,045.60 : 12,697,234.80 = 3,071,389.60 : x
  2. Step 2: Convert to fraction form
    8,464,045.60/12,697,234.80 = 3,071,389.60/x
  3. Step 3: Cross multiply
    8,464,045.60x = 12,697,234.80 × 3,071,389.60
  4. Step 4: Simplify right side
    8,464,045.60x = 38,998,154,913,478.09
  5. Step 5: Solve for x
    x = 38,998,154,913,478.09/8,464,045.60
  6. Step 6: Final answer
    x = 4,607,507.66

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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.