Home / 25,407,828.39-38,111,667.18-7,212,038.97

Finding the Fourth Proportional to 25,407,828.39, 38,111,667.18 and 7,212,038.97

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Solution

The fourth proportional to 25,407,828.39, 38,111,667.18 and 7,212,038.97 is: 10,818,037.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,407,828.39 : 38,111,667.18 = 7,212,038.97 : x
  2. Step 2: Convert to fraction form
    25,407,828.39/38,111,667.18 = 7,212,038.97/x
  3. Step 3: Cross multiply
    25,407,828.39x = 38,111,667.18 × 7,212,038.97
  4. Step 4: Simplify right side
    25,407,828.39x = 274,862,828,913,830
  5. Step 5: Solve for x
    x = 274,862,828,913,830/25,407,828.39
  6. Step 6: Final answer
    x = 10,818,037.05

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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.