Home / 9,758,421.34-13,466,701.68-5,407,580.30

Finding the Fourth Proportional to 9,758,421.34, 13,466,701.68 and 5,407,580.30

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Solution

The fourth proportional to 9,758,421.34, 13,466,701.68 and 5,407,580.30 is: 7,462,505.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,758,421.34 : 13,466,701.68 = 5,407,580.30 : x
  2. Step 2: Convert to fraction form
    9,758,421.34/13,466,701.68 = 5,407,580.30/x
  3. Step 3: Cross multiply
    9,758,421.34x = 13,466,701.68 × 5,407,580.30
  4. Step 4: Simplify right side
    9,758,421.34x = 72,822,270,751,969.80
  5. Step 5: Solve for x
    x = 72,822,270,751,969.80/9,758,421.34
  6. Step 6: Final answer
    x = 7,462,505.28

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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.