Home / 4,870,667.21-6,716,020.29-3,643,038.49

Finding the Fourth Proportional to 4,870,667.21, 6,716,020.29 and 3,643,038.49

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Solution

The fourth proportional to 4,870,667.21, 6,716,020.29 and 3,643,038.49 is: 5,023,279.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870,667.21 : 6,716,020.29 = 3,643,038.49 : x
  2. Step 2: Convert to fraction form
    4,870,667.21/6,716,020.29 = 3,643,038.49/x
  3. Step 3: Cross multiply
    4,870,667.21x = 6,716,020.29 × 3,643,038.49
  4. Step 4: Simplify right side
    4,870,667.21x = 24,466,720,397,875.77
  5. Step 5: Solve for x
    x = 24,466,720,397,875.77/4,870,667.21
  6. Step 6: Final answer
    x = 5,023,279.02

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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.