Home / 12,301,795.15-16,973,070.18-7,074,519.28

Finding the Fourth Proportional to 12,301,795.15, 16,973,070.18 and 7,074,519.28

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Solution

The fourth proportional to 12,301,795.15, 16,973,070.18 and 7,074,519.28 is: 9,760,877.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301,795.15 : 16,973,070.18 = 7,074,519.28 : x
  2. Step 2: Convert to fraction form
    12,301,795.15/16,973,070.18 = 7,074,519.28/x
  3. Step 3: Cross multiply
    12,301,795.15x = 16,973,070.18 × 7,074,519.28
  4. Step 4: Simplify right side
    12,301,795.15x = 120,076,312,160,240.94
  5. Step 5: Solve for x
    x = 120,076,312,160,240.94/12,301,795.15
  6. Step 6: Final answer
    x = 9,760,877.23

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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.