Home / 15,890,415.40-23,848,064.70-7,371,807.40

Finding the Fourth Proportional to 15,890,415.40, 23,848,064.70 and 7,371,807.40

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Solution

The fourth proportional to 15,890,415.40, 23,848,064.70 and 7,371,807.40 is: 11,063,482.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,890,415.40 : 23,848,064.70 = 7,371,807.40 : x
  2. Step 2: Convert to fraction form
    15,890,415.40/23,848,064.70 = 7,371,807.40/x
  3. Step 3: Cross multiply
    15,890,415.40x = 23,848,064.70 × 7,371,807.40
  4. Step 4: Simplify right side
    15,890,415.40x = 175,803,339,831,138.78
  5. Step 5: Solve for x
    x = 175,803,339,831,138.78/15,890,415.40
  6. Step 6: Final answer
    x = 11,063,482.95

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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.