Home / 19,520,152.20-26,937,812.59-10,818,886.57

Finding the Fourth Proportional to 19,520,152.20, 26,937,812.59 and 10,818,886.57

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Solution

The fourth proportional to 19,520,152.20, 26,937,812.59 and 10,818,886.57 is: 14,930,064.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520,152.20 : 26,937,812.59 = 10,818,886.57 : x
  2. Step 2: Convert to fraction form
    19,520,152.20/26,937,812.59 = 10,818,886.57/x
  3. Step 3: Cross multiply
    19,520,152.20x = 26,937,812.59 × 10,818,886.57
  4. Step 4: Simplify right side
    19,520,152.20x = 291,437,138,760,736.19
  5. Step 5: Solve for x
    x = 291,437,138,760,736.19/19,520,152.20
  6. Step 6: Final answer
    x = 14,930,064.88

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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.