Home / 19,929,837.51-29,894,756.61-4,783,769.01

Finding the Fourth Proportional to 19,929,837.51, 29,894,756.61 and 4,783,769.01

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Solution

The fourth proportional to 19,929,837.51, 29,894,756.61 and 4,783,769.01 is: 7,175,653.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,929,837.51 : 29,894,756.61 = 4,783,769.01 : x
  2. Step 2: Convert to fraction form
    19,929,837.51/29,894,756.61 = 4,783,769.01/x
  3. Step 3: Cross multiply
    19,929,837.51x = 29,894,756.61 × 4,783,769.01
  4. Step 4: Simplify right side
    19,929,837.51x = 143,009,610,208,491.81
  5. Step 5: Solve for x
    x = 143,009,610,208,491.81/19,929,837.51
  6. Step 6: Final answer
    x = 7,175,653.60

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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.