Home / 12,010,989.60-16,574,994.64-6,855,984.16

Finding the Fourth Proportional to 12,010,989.60, 16,574,994.64 and 6,855,984.16

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Solution

The fourth proportional to 12,010,989.60, 16,574,994.64 and 6,855,984.16 is: 9,461,160.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010,989.60 : 16,574,994.64 = 6,855,984.16 : x
  2. Step 2: Convert to fraction form
    12,010,989.60/16,574,994.64 = 6,855,984.16/x
  3. Step 3: Cross multiply
    12,010,989.60x = 16,574,994.64 × 6,855,984.16
  4. Step 4: Simplify right side
    12,010,989.60x = 113,637,900,703,924.91
  5. Step 5: Solve for x
    x = 113,637,900,703,924.91/12,010,989.60
  6. Step 6: Final answer
    x = 9,461,160.53

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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.