Home / 12,070,416.48-16,656,842.56-6,637,908.48

Finding the Fourth Proportional to 12,070,416.48, 16,656,842.56 and 6,637,908.48

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Solution

The fourth proportional to 12,070,416.48, 16,656,842.56 and 6,637,908.48 is: 9,160,131.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,070,416.48 : 16,656,842.56 = 6,637,908.48 : x
  2. Step 2: Convert to fraction form
    12,070,416.48/16,656,842.56 = 6,637,908.48/x
  3. Step 3: Cross multiply
    12,070,416.48x = 16,656,842.56 × 6,637,908.48
  4. Step 4: Simplify right side
    12,070,416.48x = 110,566,596,479,048.92
  5. Step 5: Solve for x
    x = 110,566,596,479,048.92/12,070,416.48
  6. Step 6: Final answer
    x = 9,160,131.02

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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.