Home / 42,551,413.48-63,827,119.74-10,638,709.48

Finding the Fourth Proportional to 42,551,413.48, 63,827,119.74 and 10,638,709.48

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Solution

The fourth proportional to 42,551,413.48, 63,827,119.74 and 10,638,709.48 is: 15,958,064.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,551,413.48 : 63,827,119.74 = 10,638,709.48 : x
  2. Step 2: Convert to fraction form
    42,551,413.48/63,827,119.74 = 10,638,709.48/x
  3. Step 3: Cross multiply
    42,551,413.48x = 63,827,119.74 × 10,638,709.48
  4. Step 4: Simplify right side
    42,551,413.48x = 679,038,183,859,033.12
  5. Step 5: Solve for x
    x = 679,038,183,859,033.12/42,551,413.48
  6. Step 6: Final answer
    x = 15,958,064.10

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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.