Home / 5,180,828.60-7,771,242.90-4,865,641.40

Finding the Fourth Proportional to 5,180,828.60, 7,771,242.90 and 4,865,641.40

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Solution

The fourth proportional to 5,180,828.60, 7,771,242.90 and 4,865,641.40 is: 7,298,462.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180,828.60 : 7,771,242.90 = 4,865,641.40 : x
  2. Step 2: Convert to fraction form
    5,180,828.60/7,771,242.90 = 4,865,641.40/x
  3. Step 3: Cross multiply
    5,180,828.60x = 7,771,242.90 × 4,865,641.40
  4. Step 4: Simplify right side
    5,180,828.60x = 37,812,081,183,696.06
  5. Step 5: Solve for x
    x = 37,812,081,183,696.06/5,180,828.60
  6. Step 6: Final answer
    x = 7,298,462.10

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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.