Home / 15,454,364.20-23,184,656.70-12,947,381.80

Finding the Fourth Proportional to 15,454,364.20, 23,184,656.70 and 12,947,381.80

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Solution

The fourth proportional to 15,454,364.20, 23,184,656.70 and 12,947,381.80 is: 19,423,678.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,454,364.20 : 23,184,656.70 = 12,947,381.80 : x
  2. Step 2: Convert to fraction form
    15,454,364.20/23,184,656.70 = 12,947,381.80/x
  3. Step 3: Cross multiply
    15,454,364.20x = 23,184,656.70 × 12,947,381.80
  4. Step 4: Simplify right side
    15,454,364.20x = 300,180,602,196,828.06
  5. Step 5: Solve for x
    x = 300,180,602,196,828.06/15,454,364.20
  6. Step 6: Final answer
    x = 19,423,678.54

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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.