Home / 18,426,323.28-25,428,254.58-10,166,899.68

Finding the Fourth Proportional to 18,426,323.28, 25,428,254.58 and 10,166,899.68

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Solution

The fourth proportional to 18,426,323.28, 25,428,254.58 and 10,166,899.68 is: 14,030,282.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,426,323.28 : 25,428,254.58 = 10,166,899.68 : x
  2. Step 2: Convert to fraction form
    18,426,323.28/25,428,254.58 = 10,166,899.68/x
  3. Step 3: Cross multiply
    18,426,323.28x = 25,428,254.58 × 10,166,899.68
  4. Step 4: Simplify right side
    18,426,323.28x = 258,526,513,352,360.50
  5. Step 5: Solve for x
    x = 258,526,513,352,360.50/18,426,323.28
  6. Step 6: Final answer
    x = 14,030,282.08

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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.