Home / 12,070,416.46-16,656,842.52-6,637,908.46

Finding the Fourth Proportional to 12,070,416.46, 16,656,842.52 and 6,637,908.46

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Solution

The fourth proportional to 12,070,416.46, 16,656,842.52 and 6,637,908.46 is: 9,160,130.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,070,416.46 : 16,656,842.52 = 6,637,908.46 : x
  2. Step 2: Convert to fraction form
    12,070,416.46/16,656,842.52 = 6,637,908.46/x
  3. Step 3: Cross multiply
    12,070,416.46x = 16,656,842.52 × 6,637,908.46
  4. Step 4: Simplify right side
    12,070,416.46x = 110,566,595,880,395.72
  5. Step 5: Solve for x
    x = 110,566,595,880,395.72/12,070,416.46
  6. Step 6: Final answer
    x = 9,160,130.99

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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.