Home / 13,271,313.04-18,310,032.12-10,819,709.32

Finding the Fourth Proportional to 13,271,313.04, 18,310,032.12 and 10,819,709.32

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Solution

The fourth proportional to 13,271,313.04, 18,310,032.12 and 10,819,709.32 is: 14,927,628.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,271,313.04 : 18,310,032.12 = 10,819,709.32 : x
  2. Step 2: Convert to fraction form
    13,271,313.04/18,310,032.12 = 10,819,709.32/x
  3. Step 3: Cross multiply
    13,271,313.04x = 18,310,032.12 × 10,819,709.32
  4. Step 4: Simplify right side
    13,271,313.04x = 198,109,225,178,263.38
  5. Step 5: Solve for x
    x = 198,109,225,178,263.38/13,271,313.04
  6. Step 6: Final answer
    x = 14,927,628.08

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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.