Home / 19,657,387.64-27,127,329.63-10,956,120.86

Finding the Fourth Proportional to 19,657,387.64, 27,127,329.63 and 10,956,120.86

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Solution

The fourth proportional to 19,657,387.64, 27,127,329.63 and 10,956,120.86 is: 15,119,521.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,657,387.64 : 27,127,329.63 = 10,956,120.86 : x
  2. Step 2: Convert to fraction form
    19,657,387.64/27,127,329.63 = 10,956,120.86/x
  3. Step 3: Cross multiply
    19,657,387.64x = 27,127,329.63 × 10,956,120.86
  4. Step 4: Simplify right side
    19,657,387.64x = 297,210,302,035,339.06
  5. Step 5: Solve for x
    x = 297,210,302,035,339.06/19,657,387.64
  6. Step 6: Final answer
    x = 15,119,521.86

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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.