Home / 16,872,070.39-23,283,341.21-9,136,935.70

Finding the Fourth Proportional to 16,872,070.39, 23,283,341.21 and 9,136,935.70

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Solution

The fourth proportional to 16,872,070.39, 23,283,341.21 and 9,136,935.70 is: 12,608,908.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,872,070.39 : 23,283,341.21 = 9,136,935.70 : x
  2. Step 2: Convert to fraction form
    16,872,070.39/23,283,341.21 = 9,136,935.70/x
  3. Step 3: Cross multiply
    16,872,070.39x = 23,283,341.21 × 9,136,935.70
  4. Step 4: Simplify right side
    16,872,070.39x = 212,738,391,430,168.91
  5. Step 5: Solve for x
    x = 212,738,391,430,168.91/16,872,070.39
  6. Step 6: Final answer
    x = 12,608,908.48

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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.