Home / 25,906,099.80-38,884,032.90-13,141,018.20

Finding the Fourth Proportional to 25,906,099.80, 38,884,032.90 and 13,141,018.20

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Solution

The fourth proportional to 25,906,099.80, 38,884,032.90 and 13,141,018.20 is: 19,724,149.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,906,099.80 : 38,884,032.90 = 13,141,018.20 : x
  2. Step 2: Convert to fraction form
    25,906,099.80/38,884,032.90 = 13,141,018.20/x
  3. Step 3: Cross multiply
    25,906,099.80x = 38,884,032.90 × 13,141,018.20
  4. Step 4: Simplify right side
    25,906,099.80x = 510,975,784,028,298.75
  5. Step 5: Solve for x
    x = 510,975,784,028,298.75/25,906,099.80
  6. Step 6: Final answer
    x = 19,724,149.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.