Home / 31,186,993.86-46,788,461.19-12,012,602.58

Finding the Fourth Proportional to 31,186,993.86, 46,788,461.19 and 12,012,602.58

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Solution

The fourth proportional to 31,186,993.86, 46,788,461.19 and 12,012,602.58 is: 18,021,973.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,186,993.86 : 46,788,461.19 = 12,012,602.58 : x
  2. Step 2: Convert to fraction form
    31,186,993.86/46,788,461.19 = 12,012,602.58/x
  3. Step 3: Cross multiply
    31,186,993.86x = 46,788,461.19 × 12,012,602.58
  4. Step 4: Simplify right side
    31,186,993.86x = 562,051,189,605,223.88
  5. Step 5: Solve for x
    x = 562,051,189,605,223.88/31,186,993.86
  6. Step 6: Final answer
    x = 18,021,973.91

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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.