Home / 5,328,851.83-7,353,810.32-2,881,457.03

Finding the Fourth Proportional to 5,328,851.83, 7,353,810.32 and 2,881,457.03

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Solution

The fourth proportional to 5,328,851.83, 7,353,810.32 and 2,881,457.03 is: 3,976,407.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,851.83 : 7,353,810.32 = 2,881,457.03 : x
  2. Step 2: Convert to fraction form
    5,328,851.83/7,353,810.32 = 2,881,457.03/x
  3. Step 3: Cross multiply
    5,328,851.83x = 7,353,810.32 × 2,881,457.03
  4. Step 4: Simplify right side
    5,328,851.83x = 21,189,688,447,827.79
  5. Step 5: Solve for x
    x = 21,189,688,447,827.79/5,328,851.83
  6. Step 6: Final answer
    x = 3,976,407.89

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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.