Home / 25,390,682.79-35,039,032.70-13,788,150.63

Finding the Fourth Proportional to 25,390,682.79, 35,039,032.70 and 13,788,150.63

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Solution

The fourth proportional to 25,390,682.79, 35,039,032.70 and 13,788,150.63 is: 19,027,588.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,390,682.79 : 35,039,032.70 = 13,788,150.63 : x
  2. Step 2: Convert to fraction form
    25,390,682.79/35,039,032.70 = 13,788,150.63/x
  3. Step 3: Cross multiply
    25,390,682.79x = 35,039,032.70 × 13,788,150.63
  4. Step 4: Simplify right side
    25,390,682.79x = 483,123,460,728,154.88
  5. Step 5: Solve for x
    x = 483,123,460,728,154.88/25,390,682.79
  6. Step 6: Final answer
    x = 19,027,588.38

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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.