Home / 14,294,477.16-19,726,570.62-7,768,235.88

Finding the Fourth Proportional to 14,294,477.16, 19,726,570.62 and 7,768,235.88

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Solution

The fourth proportional to 14,294,477.16, 19,726,570.62 and 7,768,235.88 is: 10,720,269.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,294,477.16 : 19,726,570.62 = 7,768,235.88 : x
  2. Step 2: Convert to fraction form
    14,294,477.16/19,726,570.62 = 7,768,235.88/x
  3. Step 3: Cross multiply
    14,294,477.16x = 19,726,570.62 × 7,768,235.88
  4. Step 4: Simplify right side
    14,294,477.16x = 153,240,653,679,637.84
  5. Step 5: Solve for x
    x = 153,240,653,679,637.84/14,294,477.16
  6. Step 6: Final answer
    x = 10,720,269.93

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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.