Home / 12,143,693.01-16,758,267.89-6,916,700.17

Finding the Fourth Proportional to 12,143,693.01, 16,758,267.89 and 6,916,700.17

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Solution

The fourth proportional to 12,143,693.01, 16,758,267.89 and 6,916,700.17 is: 9,545,030.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,143,693.01 : 16,758,267.89 = 6,916,700.17 : x
  2. Step 2: Convert to fraction form
    12,143,693.01/16,758,267.89 = 6,916,700.17/x
  3. Step 3: Cross multiply
    12,143,693.01x = 16,758,267.89 × 6,916,700.17
  4. Step 4: Simplify right side
    12,143,693.01x = 115,911,914,363,668.55
  5. Step 5: Solve for x
    x = 115,911,914,363,668.55/12,143,693.01
  6. Step 6: Final answer
    x = 9,545,030.02

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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.