Home / 13,072,364.70-19,608,547.05-7,403,660.70

Finding the Fourth Proportional to 13,072,364.70, 19,608,547.05 and 7,403,660.70

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Solution

The fourth proportional to 13,072,364.70, 19,608,547.05 and 7,403,660.70 is: 11,105,491.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,072,364.70 : 19,608,547.05 = 7,403,660.70 : x
  2. Step 2: Convert to fraction form
    13,072,364.70/19,608,547.05 = 7,403,660.70/x
  3. Step 3: Cross multiply
    13,072,364.70x = 19,608,547.05 × 7,403,660.70
  4. Step 4: Simplify right side
    13,072,364.70x = 145,175,029,178,185.94
  5. Step 5: Solve for x
    x = 145,175,029,178,185.94/13,072,364.70
  6. Step 6: Final answer
    x = 11,105,491.05

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Similar ratio
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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.