Home / 6,421,492.51-8,862,057.80-3,559,924.51

Finding the Fourth Proportional to 6,421,492.51, 8,862,057.80 and 3,559,924.51

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Solution

The fourth proportional to 6,421,492.51, 8,862,057.80 and 3,559,924.51 is: 4,912,916.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,421,492.51 : 8,862,057.80 = 3,559,924.51 : x
  2. Step 2: Convert to fraction form
    6,421,492.51/8,862,057.80 = 3,559,924.51/x
  3. Step 3: Cross multiply
    6,421,492.51x = 8,862,057.80 × 3,559,924.51
  4. Step 4: Simplify right side
    6,421,492.51x = 31,548,256,753,457.05
  5. Step 5: Solve for x
    x = 31,548,256,753,457.05/6,421,492.51
  6. Step 6: Final answer
    x = 4,912,916.54

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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.