Home / 42,616,019.63-63,925,220.44-13,862,155.32

Finding the Fourth Proportional to 42,616,019.63, 63,925,220.44 and 13,862,155.32

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Solution

The fourth proportional to 42,616,019.63, 63,925,220.44 and 13,862,155.32 is: 20,793,620.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,616,019.63 : 63,925,220.44 = 13,862,155.32 : x
  2. Step 2: Convert to fraction form
    42,616,019.63/63,925,220.44 = 13,862,155.32/x
  3. Step 3: Cross multiply
    42,616,019.63x = 63,925,220.44 × 13,862,155.32
  4. Step 4: Simplify right side
    42,616,019.63x = 886,141,334,621,846.38
  5. Step 5: Solve for x
    x = 886,141,334,621,846.38/42,616,019.63
  6. Step 6: Final answer
    x = 20,793,620.39

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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.