Home / 12,856,365.68-19,283,542.47-3,758,547.74

Finding the Fourth Proportional to 12,856,365.68, 19,283,542.47 and 3,758,547.74

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Solution

The fourth proportional to 12,856,365.68, 19,283,542.47 and 3,758,547.74 is: 5,637,527.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,856,365.68 : 19,283,542.47 = 3,758,547.74 : x
  2. Step 2: Convert to fraction form
    12,856,365.68/19,283,542.47 = 3,758,547.74/x
  3. Step 3: Cross multiply
    12,856,365.68x = 19,283,542.47 × 3,758,547.74
  4. Step 4: Simplify right side
    12,856,365.68x = 72,478,114,873,394.80
  5. Step 5: Solve for x
    x = 72,478,114,873,394.80/12,856,365.68
  6. Step 6: Final answer
    x = 5,637,527.49

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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.