Home / 25,906,690.20-38,828,931.30-10,752,821.40

Finding the Fourth Proportional to 25,906,690.20, 38,828,931.30 and 10,752,821.40

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Solution

The fourth proportional to 25,906,690.20, 38,828,931.30 and 10,752,821.40 is: 16,116,322.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,906,690.20 : 38,828,931.30 = 10,752,821.40 : x
  2. Step 2: Convert to fraction form
    25,906,690.20/38,828,931.30 = 10,752,821.40/x
  3. Step 3: Cross multiply
    25,906,690.20x = 38,828,931.30 × 10,752,821.40
  4. Step 4: Simplify right side
    25,906,690.20x = 417,520,563,421,769.81
  5. Step 5: Solve for x
    x = 417,520,563,421,769.81/25,906,690.20
  6. Step 6: Final answer
    x = 16,116,322.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.