Home / 9,758,427.12-13,466,709.65-5,407,586.09

Finding the Fourth Proportional to 9,758,427.12, 13,466,709.65 and 5,407,586.09

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Solution

The fourth proportional to 9,758,427.12, 13,466,709.65 and 5,407,586.09 is: 7,462,513.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,758,427.12 : 13,466,709.65 = 5,407,586.09 : x
  2. Step 2: Convert to fraction form
    9,758,427.12/13,466,709.65 = 5,407,586.09/x
  3. Step 3: Cross multiply
    9,758,427.12x = 13,466,709.65 × 5,407,586.09
  4. Step 4: Simplify right side
    9,758,427.12x = 72,822,391,687,037.28
  5. Step 5: Solve for x
    x = 72,822,391,687,037.28/9,758,427.12
  6. Step 6: Final answer
    x = 7,462,513.25

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1.5x scale

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.