Home / 10,371,707.70-15,557,561.55-8,953,365.30

Finding the Fourth Proportional to 10,371,707.70, 15,557,561.55 and 8,953,365.30

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Solution

The fourth proportional to 10,371,707.70, 15,557,561.55 and 8,953,365.30 is: 13,430,047.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371,707.70 : 15,557,561.55 = 8,953,365.30 : x
  2. Step 2: Convert to fraction form
    10,371,707.70/15,557,561.55 = 8,953,365.30/x
  3. Step 3: Cross multiply
    10,371,707.70x = 15,557,561.55 × 8,953,365.30
  4. Step 4: Simplify right side
    10,371,707.70x = 139,292,531,734,384.23
  5. Step 5: Solve for x
    x = 139,292,531,734,384.23/10,371,707.70
  6. Step 6: Final answer
    x = 13,430,047.95

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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.