Home / 7,357,128.40-11,036,038.20-2,308,603.60

Finding the Fourth Proportional to 7,357,128.40, 11,036,038.20 and 2,308,603.60

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Solution

The fourth proportional to 7,357,128.40, 11,036,038.20 and 2,308,603.60 is: 3,463,013.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,357,128.40 : 11,036,038.20 = 2,308,603.60 : x
  2. Step 2: Convert to fraction form
    7,357,128.40/11,036,038.20 = 2,308,603.60/x
  3. Step 3: Cross multiply
    7,357,128.40x = 11,036,038.20 × 2,308,603.60
  4. Step 4: Simplify right side
    7,357,128.40x = 25,477,837,518,257.52
  5. Step 5: Solve for x
    x = 25,477,837,518,257.52/7,357,128.40
  6. Step 6: Final answer
    x = 3,463,013.85

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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.