Home / 13,249,981.92-19,874,975.58-4,152,077.70

Finding the Fourth Proportional to 13,249,981.92, 19,874,975.58 and 4,152,077.70

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Solution

The fourth proportional to 13,249,981.92, 19,874,975.58 and 4,152,077.70 is: 6,228,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,249,981.92 : 19,874,975.58 = 4,152,077.70 : x
  2. Step 2: Convert to fraction form
    13,249,981.92/19,874,975.58 = 4,152,077.70/x
  3. Step 3: Cross multiply
    13,249,981.92x = 19,874,975.58 × 4,152,077.70
  4. Step 4: Simplify right side
    13,249,981.92x = 82,522,442,893,762.56
  5. Step 5: Solve for x
    x = 82,522,442,893,762.56/13,249,981.92
  6. Step 6: Final answer
    x = 6,228,117.40

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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.