Home / 19,267,355.89-28,901,130.42-4,890,427.96

Finding the Fourth Proportional to 19,267,355.89, 28,901,130.42 and 4,890,427.96

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Solution

The fourth proportional to 19,267,355.89, 28,901,130.42 and 4,890,427.96 is: 7,335,666.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,267,355.89 : 28,901,130.42 = 4,890,427.96 : x
  2. Step 2: Convert to fraction form
    19,267,355.89/28,901,130.42 = 4,890,427.96/x
  3. Step 3: Cross multiply
    19,267,355.89x = 28,901,130.42 × 4,890,427.96
  4. Step 4: Simplify right side
    19,267,355.89x = 141,338,896,281,574.56
  5. Step 5: Solve for x
    x = 141,338,896,281,574.56/19,267,355.89
  6. Step 6: Final answer
    x = 7,335,666.46

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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.