Home / 12,552,108.16-18,828,162.24-8,772,972.16

Finding the Fourth Proportional to 12,552,108.16, 18,828,162.24 and 8,772,972.16

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Solution

The fourth proportional to 12,552,108.16, 18,828,162.24 and 8,772,972.16 is: 13,159,458.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552,108.16 : 18,828,162.24 = 8,772,972.16 : x
  2. Step 2: Convert to fraction form
    12,552,108.16/18,828,162.24 = 8,772,972.16/x
  3. Step 3: Cross multiply
    12,552,108.16x = 18,828,162.24 × 8,772,972.16
  4. Step 4: Simplify right side
    12,552,108.16x = 165,178,943,155,483.22
  5. Step 5: Solve for x
    x = 165,178,943,155,483.22/12,552,108.16
  6. Step 6: Final answer
    x = 13,159,458.24

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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.