Home / 13,871,609.10-20,807,413.65-4,897,068.30

Finding the Fourth Proportional to 13,871,609.10, 20,807,413.65 and 4,897,068.30

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Solution

The fourth proportional to 13,871,609.10, 20,807,413.65 and 4,897,068.30 is: 7,345,602.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,871,609.10 : 20,807,413.65 = 4,897,068.30 : x
  2. Step 2: Convert to fraction form
    13,871,609.10/20,807,413.65 = 4,897,068.30/x
  3. Step 3: Cross multiply
    13,871,609.10x = 20,807,413.65 × 4,897,068.30
  4. Step 4: Simplify right side
    13,871,609.10x = 101,895,325,790,402.28
  5. Step 5: Solve for x
    x = 101,895,325,790,402.28/13,871,609.10
  6. Step 6: Final answer
    x = 7,345,602.45

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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.