Home / 10,953,852.34-16,426,605.39-4,386,553.78

Finding the Fourth Proportional to 10,953,852.34, 16,426,605.39 and 4,386,553.78

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Solution

The fourth proportional to 10,953,852.34, 16,426,605.39 and 4,386,553.78 is: 6,578,159.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,953,852.34 : 16,426,605.39 = 4,386,553.78 : x
  2. Step 2: Convert to fraction form
    10,953,852.34/16,426,605.39 = 4,386,553.78/x
  3. Step 3: Cross multiply
    10,953,852.34x = 16,426,605.39 × 4,386,553.78
  4. Step 4: Simplify right side
    10,953,852.34x = 72,056,187,966,072.88
  5. Step 5: Solve for x
    x = 72,056,187,966,072.88/10,953,852.34
  6. Step 6: Final answer
    x = 6,578,159.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.