Home / 9,851,871.67-13,595,501.74-5,381,430.47

Finding the Fourth Proportional to 9,851,871.67, 13,595,501.74 and 5,381,430.47

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Solution

The fourth proportional to 9,851,871.67, 13,595,501.74 and 5,381,430.47 is: 7,426,329.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,851,871.67 : 13,595,501.74 = 5,381,430.47 : x
  2. Step 2: Convert to fraction form
    9,851,871.67/13,595,501.74 = 5,381,430.47/x
  3. Step 3: Cross multiply
    9,851,871.67x = 13,595,501.74 × 5,381,430.47
  4. Step 4: Simplify right side
    9,851,871.67x = 73,163,247,318,574.02
  5. Step 5: Solve for x
    x = 73,163,247,318,574.02/9,851,871.67
  6. Step 6: Final answer
    x = 7,426,329.71

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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.