Home / 14,160,219.60-21,240,329.40-12,564,584.40

Finding the Fourth Proportional to 14,160,219.60, 21,240,329.40 and 12,564,584.40

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Solution

The fourth proportional to 14,160,219.60, 21,240,329.40 and 12,564,584.40 is: 18,846,876.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,160,219.60 : 21,240,329.40 = 12,564,584.40 : x
  2. Step 2: Convert to fraction form
    14,160,219.60/21,240,329.40 = 12,564,584.40/x
  3. Step 3: Cross multiply
    14,160,219.60x = 21,240,329.40 × 12,564,584.40
  4. Step 4: Simplify right side
    14,160,219.60x = 266,875,911,430,101.34
  5. Step 5: Solve for x
    x = 266,875,911,430,101.34/14,160,219.60
  6. Step 6: Final answer
    x = 18,846,876.60

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1.5x scale

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.