Home / 7,528,675.19-10,389,637.50-4,090,916.12

Finding the Fourth Proportional to 7,528,675.19, 10,389,637.50 and 4,090,916.12

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Solution

The fourth proportional to 7,528,675.19, 10,389,637.50 and 4,090,916.12 is: 5,645,499.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528,675.19 : 10,389,637.50 = 4,090,916.12 : x
  2. Step 2: Convert to fraction form
    7,528,675.19/10,389,637.50 = 4,090,916.12/x
  3. Step 3: Cross multiply
    7,528,675.19x = 10,389,637.50 × 4,090,916.12
  4. Step 4: Simplify right side
    7,528,675.19x = 42,503,135,529,706.50
  5. Step 5: Solve for x
    x = 42,503,135,529,706.50/7,528,675.19
  6. Step 6: Final answer
    x = 5,645,499.97

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Double scale
Find fourth proportional to 7,528,676.19, 10,389,638.88 and 4,090,917.12
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.