Home / 15,060,458.40-21,141,328.80-15,060,458.40

Finding the Fourth Proportional to 15,060,458.40, 21,141,328.80 and 15,060,458.40

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Solution

The fourth proportional to 15,060,458.40, 21,141,328.80 and 15,060,458.40 is: 21,141,328.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,060,458.40 : 21,141,328.80 = 15,060,458.40 : x
  2. Step 2: Convert to fraction form
    15,060,458.40/21,141,328.80 = 15,060,458.40/x
  3. Step 3: Cross multiply
    15,060,458.40x = 21,141,328.80 × 15,060,458.40
  4. Step 4: Simplify right side
    15,060,458.40x = 318,398,102,913,121.94
  5. Step 5: Solve for x
    x = 318,398,102,913,121.94/15,060,458.40
  6. Step 6: Final answer
    x = 21,141,328.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.