Home / 86,223,273.93-129,336,747.61-30,894,722.01

Finding the Fourth Proportional to 86,223,273.93, 129,336,747.61 and 30,894,722.01

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Solution

The fourth proportional to 86,223,273.93, 129,336,747.61 and 30,894,722.01 is: 46,342,741.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,223,273.93 : 129,336,747.61 = 30,894,722.01 : x
  2. Step 2: Convert to fraction form
    86,223,273.93/129,336,747.61 = 30,894,722.01/x
  3. Step 3: Cross multiply
    86,223,273.93x = 129,336,747.61 × 30,894,722.01
  4. Step 4: Simplify right side
    86,223,273.93x = 3,995,822,863,088,482
  5. Step 5: Solve for x
    x = 3,995,822,863,088,482/86,223,273.93
  6. Step 6: Final answer
    x = 46,342,741.13

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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.