Home / 18,937,896.51-28,411,054.61-8,835,006.27

Finding the Fourth Proportional to 18,937,896.51, 28,411,054.61 and 8,835,006.27

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Solution

The fourth proportional to 18,937,896.51, 28,411,054.61 and 8,835,006.27 is: 13,254,473.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,937,896.51 : 28,411,054.61 = 8,835,006.27 : x
  2. Step 2: Convert to fraction form
    18,937,896.51/28,411,054.61 = 8,835,006.27/x
  3. Step 3: Cross multiply
    18,937,896.51x = 28,411,054.61 × 8,835,006.27
  4. Step 4: Simplify right side
    18,937,896.51x = 251,011,845,572,487.38
  5. Step 5: Solve for x
    x = 251,011,845,572,487.38/18,937,896.51
  6. Step 6: Final answer
    x = 13,254,473.40

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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.