Home / 19,870,995.22-27,417,953.36-11,609,461.93

Finding the Fourth Proportional to 19,870,995.22, 27,417,953.36 and 11,609,461.93

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Solution

The fourth proportional to 19,870,995.22, 27,417,953.36 and 11,609,461.93 is: 16,018,708.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,870,995.22 : 27,417,953.36 = 11,609,461.93 : x
  2. Step 2: Convert to fraction form
    19,870,995.22/27,417,953.36 = 11,609,461.93/x
  3. Step 3: Cross multiply
    19,870,995.22x = 27,417,953.36 × 11,609,461.93
  4. Step 4: Simplify right side
    19,870,995.22x = 318,307,685,594,345.81
  5. Step 5: Solve for x
    x = 318,307,685,594,345.81/19,870,995.22
  6. Step 6: Final answer
    x = 16,018,708.78

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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.