Home / 14,026,101.60-21,039,152.40-7,293,640.80

Finding the Fourth Proportional to 14,026,101.60, 21,039,152.40 and 7,293,640.80

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Solution

The fourth proportional to 14,026,101.60, 21,039,152.40 and 7,293,640.80 is: 10,940,461.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,026,101.60 : 21,039,152.40 = 7,293,640.80 : x
  2. Step 2: Convert to fraction form
    14,026,101.60/21,039,152.40 = 7,293,640.80/x
  3. Step 3: Cross multiply
    14,026,101.60x = 21,039,152.40 × 7,293,640.80
  4. Step 4: Simplify right side
    14,026,101.60x = 153,452,020,342,057.91
  5. Step 5: Solve for x
    x = 153,452,020,342,057.91/14,026,101.60
  6. Step 6: Final answer
    x = 10,940,461.20

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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.