Home / 62,154,120.81-93,205,528.19-21,216,860.73

Finding the Fourth Proportional to 62,154,120.81, 93,205,528.19 and 21,216,860.73

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Solution

The fourth proportional to 62,154,120.81, 93,205,528.19 and 21,216,860.73 is: 31,816,534.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,154,120.81 : 93,205,528.19 = 21,216,860.73 : x
  2. Step 2: Convert to fraction form
    62,154,120.81/93,205,528.19 = 21,216,860.73/x
  3. Step 3: Cross multiply
    62,154,120.81x = 93,205,528.19 × 21,216,860.73
  4. Step 4: Simplify right side
    62,154,120.81x = 1,977,528,710,767,234.75
  5. Step 5: Solve for x
    x = 1,977,528,710,767,234.75/62,154,120.81
  6. Step 6: Final answer
    x = 31,816,534.21

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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.