Home / 39,571,442.88-59,362,799.04-12,280,094.40

Finding the Fourth Proportional to 39,571,442.88, 59,362,799.04 and 12,280,094.40

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Solution

The fourth proportional to 39,571,442.88, 59,362,799.04 and 12,280,094.40 is: 18,421,890.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,571,442.88 : 59,362,799.04 = 12,280,094.40 : x
  2. Step 2: Convert to fraction form
    39,571,442.88/59,362,799.04 = 12,280,094.40/x
  3. Step 3: Cross multiply
    39,571,442.88x = 59,362,799.04 × 12,280,094.40
  4. Step 4: Simplify right side
    39,571,442.88x = 728,980,776,059,429.38
  5. Step 5: Solve for x
    x = 728,980,776,059,429.38/39,571,442.88
  6. Step 6: Final answer
    x = 18,421,890.21

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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.