Home / 18,951,379.08-26,152,903.14-10,249,551.72

Finding the Fourth Proportional to 18,951,379.08, 26,152,903.14 and 10,249,551.72

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Solution

The fourth proportional to 18,951,379.08, 26,152,903.14 and 10,249,551.72 is: 14,144,381.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,951,379.08 : 26,152,903.14 = 10,249,551.72 : x
  2. Step 2: Convert to fraction form
    18,951,379.08/26,152,903.14 = 10,249,551.72/x
  3. Step 3: Cross multiply
    18,951,379.08x = 26,152,903.14 × 10,249,551.72
  4. Step 4: Simplify right side
    18,951,379.08x = 268,055,533,361,580.44
  5. Step 5: Solve for x
    x = 268,055,533,361,580.44/18,951,379.08
  6. Step 6: Final answer
    x = 14,144,381.38

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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.