Home / 7,671,928.77-10,587,111.48-4,187,292.57

Finding the Fourth Proportional to 7,671,928.77, 10,587,111.48 and 4,187,292.57

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Solution

The fourth proportional to 7,671,928.77, 10,587,111.48 and 4,187,292.57 is: 5,778,381.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,671,928.77 : 10,587,111.48 = 4,187,292.57 : x
  2. Step 2: Convert to fraction form
    7,671,928.77/10,587,111.48 = 4,187,292.57/x
  3. Step 3: Cross multiply
    7,671,928.77x = 10,587,111.48 × 4,187,292.57
  4. Step 4: Simplify right side
    7,671,928.77x = 44,331,333,237,965.70
  5. Step 5: Solve for x
    x = 44,331,333,237,965.70/7,671,928.77
  6. Step 6: Final answer
    x = 5,778,381.76

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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.