Home / 14,095,068.40-21,142,602.60-12,471,439.60

Finding the Fourth Proportional to 14,095,068.40, 21,142,602.60 and 12,471,439.60

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Solution

The fourth proportional to 14,095,068.40, 21,142,602.60 and 12,471,439.60 is: 18,707,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,095,068.40 : 21,142,602.60 = 12,471,439.60 : x
  2. Step 2: Convert to fraction form
    14,095,068.40/21,142,602.60 = 12,471,439.60/x
  3. Step 3: Cross multiply
    14,095,068.40x = 21,142,602.60 × 12,471,439.60
  4. Step 4: Simplify right side
    14,095,068.40x = 263,678,691,312,702.97
  5. Step 5: Solve for x
    x = 263,678,691,312,702.97/14,095,068.40
  6. Step 6: Final answer
    x = 18,707,159.40

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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.