Home / 31,164,009.40-46,746,014.10-16,815,102.40

Finding the Fourth Proportional to 31,164,009.40, 46,746,014.10 and 16,815,102.40

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Solution

The fourth proportional to 31,164,009.40, 46,746,014.10 and 16,815,102.40 is: 25,222,653.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,164,009.40 : 46,746,014.10 = 16,815,102.40 : x
  2. Step 2: Convert to fraction form
    31,164,009.40/46,746,014.10 = 16,815,102.40/x
  3. Step 3: Cross multiply
    31,164,009.40x = 46,746,014.10 × 16,815,102.40
  4. Step 4: Simplify right side
    31,164,009.40x = 786,039,013,883,343.75
  5. Step 5: Solve for x
    x = 786,039,013,883,343.75/31,164,009.40
  6. Step 6: Final answer
    x = 25,222,653.60

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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.