Home / 10,381,527.57-14,222,454.81-9,993,389.25

Finding the Fourth Proportional to 10,381,527.57, 14,222,454.81 and 9,993,389.25

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Solution

The fourth proportional to 10,381,527.57, 14,222,454.81 and 9,993,389.25 is: 13,690,714.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,381,527.57 : 14,222,454.81 = 9,993,389.25 : x
  2. Step 2: Convert to fraction form
    10,381,527.57/14,222,454.81 = 9,993,389.25/x
  3. Step 3: Cross multiply
    10,381,527.57x = 14,222,454.81 × 9,993,389.25
  4. Step 4: Simplify right side
    10,381,527.57x = 142,130,527,006,864.81
  5. Step 5: Solve for x
    x = 142,130,527,006,864.81/10,381,527.57
  6. Step 6: Final answer
    x = 13,690,714.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.