Home / 13,230,046.80-19,840,404.60-4,710,661.20

Finding the Fourth Proportional to 13,230,046.80, 19,840,404.60 and 4,710,661.20

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Solution

The fourth proportional to 13,230,046.80, 19,840,404.60 and 4,710,661.20 is: 7,064,330.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,230,046.80 : 19,840,404.60 = 4,710,661.20 : x
  2. Step 2: Convert to fraction form
    13,230,046.80/19,840,404.60 = 4,710,661.20/x
  3. Step 3: Cross multiply
    13,230,046.80x = 19,840,404.60 × 4,710,661.20
  4. Step 4: Simplify right side
    13,230,046.80x = 93,461,424,141,521.53
  5. Step 5: Solve for x
    x = 93,461,424,141,521.53/13,230,046.80
  6. Step 6: Final answer
    x = 7,064,330.58

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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.