Home / 7,637,682.81-10,540,014.85-4,153,018.35

Finding the Fourth Proportional to 7,637,682.81, 10,540,014.85 and 4,153,018.35

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Solution

The fourth proportional to 7,637,682.81, 10,540,014.85 and 4,153,018.35 is: 5,731,172.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637,682.81 : 10,540,014.85 = 4,153,018.35 : x
  2. Step 2: Convert to fraction form
    7,637,682.81/10,540,014.85 = 4,153,018.35/x
  3. Step 3: Cross multiply
    7,637,682.81x = 10,540,014.85 × 4,153,018.35
  4. Step 4: Simplify right side
    7,637,682.81x = 43,772,875,081,322.50
  5. Step 5: Solve for x
    x = 43,772,875,081,322.50/7,637,682.81
  6. Step 6: Final answer
    x = 5,731,172.16

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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.