Home / 12,413,485.51-17,130,341.50-7,186,714.07

Finding the Fourth Proportional to 12,413,485.51, 17,130,341.50 and 7,186,714.07

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Solution

The fourth proportional to 12,413,485.51, 17,130,341.50 and 7,186,714.07 is: 9,917,509.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,413,485.51 : 17,130,341.50 = 7,186,714.07 : x
  2. Step 2: Convert to fraction form
    12,413,485.51/17,130,341.50 = 7,186,714.07/x
  3. Step 3: Cross multiply
    12,413,485.51x = 17,130,341.50 × 7,186,714.07
  4. Step 4: Simplify right side
    12,413,485.51x = 123,110,866,178,336.41
  5. Step 5: Solve for x
    x = 123,110,866,178,336.41/12,413,485.51
  6. Step 6: Final answer
    x = 9,917,509.96

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.