Home / 12,634,387.81-17,436,252.43-7,125,752.77

Finding the Fourth Proportional to 12,634,387.81, 17,436,252.43 and 7,125,752.77

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Solution

The fourth proportional to 12,634,387.81, 17,436,252.43 and 7,125,752.77 is: 9,833,988.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,634,387.81 : 17,436,252.43 = 7,125,752.77 : x
  2. Step 2: Convert to fraction form
    12,634,387.81/17,436,252.43 = 7,125,752.77/x
  3. Step 3: Cross multiply
    12,634,387.81x = 17,436,252.43 × 7,125,752.77
  4. Step 4: Simplify right side
    12,634,387.81x = 124,246,424,074,804.86
  5. Step 5: Solve for x
    x = 124,246,424,074,804.86/12,634,387.81
  6. Step 6: Final answer
    x = 9,833,988.47

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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.