Home / 7,037,235.16-9,710,566.14-3,939,933.40

Finding the Fourth Proportional to 7,037,235.16, 9,710,566.14 and 3,939,933.40

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Solution

The fourth proportional to 7,037,235.16, 9,710,566.14 and 3,939,933.40 is: 5,436,649.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037,235.16 : 9,710,566.14 = 3,939,933.40 : x
  2. Step 2: Convert to fraction form
    7,037,235.16/9,710,566.14 = 3,939,933.40/x
  3. Step 3: Cross multiply
    7,037,235.16x = 9,710,566.14 × 3,939,933.40
  4. Step 4: Simplify right side
    7,037,235.16x = 38,258,983,867,895.08
  5. Step 5: Solve for x
    x = 38,258,983,867,895.08/7,037,235.16
  6. Step 6: Final answer
    x = 5,436,649.91

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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.