Home / 13,671,081.84-20,444,422.02-10,215,271.92

Finding the Fourth Proportional to 13,671,081.84, 20,444,422.02 and 10,215,271.92

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Solution

The fourth proportional to 13,671,081.84, 20,444,422.02 and 10,215,271.92 is: 15,276,430.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,671,081.84 : 20,444,422.02 = 10,215,271.92 : x
  2. Step 2: Convert to fraction form
    13,671,081.84/20,444,422.02 = 10,215,271.92/x
  3. Step 3: Cross multiply
    13,671,081.84x = 20,444,422.02 × 10,215,271.92
  4. Step 4: Simplify right side
    13,671,081.84x = 208,845,330,181,535.69
  5. Step 5: Solve for x
    x = 208,845,330,181,535.69/13,671,081.84
  6. Step 6: Final answer
    x = 15,276,430.40

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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.