Home / 13,564,124.29-20,345,362.43-4,810,836.61

Finding the Fourth Proportional to 13,564,124.29, 20,345,362.43 and 4,810,836.61

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Solution

The fourth proportional to 13,564,124.29, 20,345,362.43 and 4,810,836.61 is: 7,215,962.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,564,124.29 : 20,345,362.43 = 4,810,836.61 : x
  2. Step 2: Convert to fraction form
    13,564,124.29/20,345,362.43 = 4,810,836.61/x
  3. Step 3: Cross multiply
    13,564,124.29x = 20,345,362.43 × 4,810,836.61
  4. Step 4: Simplify right side
    13,564,124.29x = 97,878,214,308,208.66
  5. Step 5: Solve for x
    x = 97,878,214,308,208.66/13,564,124.29
  6. Step 6: Final answer
    x = 7,215,962.66

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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.