Home / 10,317,365.85-14,222,958.17-7,210,242.30

Finding the Fourth Proportional to 10,317,365.85, 14,222,958.17 and 7,210,242.30

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Solution

The fourth proportional to 10,317,365.85, 14,222,958.17 and 7,210,242.30 is: 9,939,647.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317,365.85 : 14,222,958.17 = 7,210,242.30 : x
  2. Step 2: Convert to fraction form
    10,317,365.85/14,222,958.17 = 7,210,242.30/x
  3. Step 3: Cross multiply
    10,317,365.85x = 14,222,958.17 × 7,210,242.30
  4. Step 4: Simplify right side
    10,317,365.85x = 102,550,974,592,413.38
  5. Step 5: Solve for x
    x = 102,550,974,592,413.38/10,317,365.85
  6. Step 6: Final answer
    x = 9,939,647.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.