Home / 31,186,989.36-46,788,454.44-12,012,598.08

Finding the Fourth Proportional to 31,186,989.36, 46,788,454.44 and 12,012,598.08

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Solution

The fourth proportional to 31,186,989.36, 46,788,454.44 and 12,012,598.08 is: 18,021,967.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,186,989.36 : 46,788,454.44 = 12,012,598.08 : x
  2. Step 2: Convert to fraction form
    31,186,989.36/46,788,454.44 = 12,012,598.08/x
  3. Step 3: Cross multiply
    31,186,989.36x = 46,788,454.44 × 12,012,598.08
  4. Step 4: Simplify right side
    31,186,989.36x = 562,050,897,972,111.44
  5. Step 5: Solve for x
    x = 562,050,897,972,111.44/31,186,989.36
  6. Step 6: Final answer
    x = 18,021,967.16

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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.