Home / 29,071,387.72-40,120,302.17-16,018,643.23

Finding the Fourth Proportional to 29,071,387.72, 40,120,302.17 and 16,018,643.23

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Solution

The fourth proportional to 29,071,387.72, 40,120,302.17 and 16,018,643.23 is: 22,106,712.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,071,387.72 : 40,120,302.17 = 16,018,643.23 : x
  2. Step 2: Convert to fraction form
    29,071,387.72/40,120,302.17 = 16,018,643.23/x
  3. Step 3: Cross multiply
    29,071,387.72x = 40,120,302.17 × 16,018,643.23
  4. Step 4: Simplify right side
    29,071,387.72x = 642,672,806,741,024.88
  5. Step 5: Solve for x
    x = 642,672,806,741,024.88/29,071,387.72
  6. Step 6: Final answer
    x = 22,106,712.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.