Home / 19,254,019.06-28,880,806.14-4,681,021.10

Finding the Fourth Proportional to 19,254,019.06, 28,880,806.14 and 4,681,021.10

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Solution

The fourth proportional to 19,254,019.06, 28,880,806.14 and 4,681,021.10 is: 7,021,477.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,254,019.06 : 28,880,806.14 = 4,681,021.10 : x
  2. Step 2: Convert to fraction form
    19,254,019.06/28,880,806.14 = 4,681,021.10/x
  3. Step 3: Cross multiply
    19,254,019.06x = 28,880,806.14 × 4,681,021.10
  4. Step 4: Simplify right side
    19,254,019.06x = 135,191,662,926,349.55
  5. Step 5: Solve for x
    x = 135,191,662,926,349.55/19,254,019.06
  6. Step 6: Final answer
    x = 7,021,477.57

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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.