Home / 10,058,050.03-13,880,405.78-7,123,117.90

Finding the Fourth Proportional to 10,058,050.03, 13,880,405.78 and 7,123,117.90

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Solution

The fourth proportional to 10,058,050.03, 13,880,405.78 and 7,123,117.90 is: 9,830,112.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,058,050.03 : 13,880,405.78 = 7,123,117.90 : x
  2. Step 2: Convert to fraction form
    10,058,050.03/13,880,405.78 = 7,123,117.90/x
  3. Step 3: Cross multiply
    10,058,050.03x = 13,880,405.78 × 7,123,117.90
  4. Step 4: Simplify right side
    10,058,050.03x = 98,871,766,870,781.47
  5. Step 5: Solve for x
    x = 98,871,766,870,781.47/10,058,050.03
  6. Step 6: Final answer
    x = 9,830,112.85

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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.