Home / 10,019,319.84-13,826,666.40-5,435,640

Finding the Fourth Proportional to 10,019,319.84, 13,826,666.40 and 5,435,640

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Solution

The fourth proportional to 10,019,319.84, 13,826,666.40 and 5,435,640 is: 7,501,185.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,019,319.84 : 13,826,666.40 = 5,435,640 : x
  2. Step 2: Convert to fraction form
    10,019,319.84/13,826,666.40 = 5,435,640/x
  3. Step 3: Cross multiply
    10,019,319.84x = 13,826,666.40 × 5,435,640
  4. Step 4: Simplify right side
    10,019,319.84x = 75,156,780,950,496
  5. Step 5: Solve for x
    x = 75,156,780,950,496/10,019,319.84
  6. Step 6: Final answer
    x = 7,501,185.92

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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.