Home / 13,756,157.04-20,614,681.56-10,133,435.28

Finding the Fourth Proportional to 13,756,157.04, 20,614,681.56 and 10,133,435.28

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Solution

The fourth proportional to 13,756,157.04, 20,614,681.56 and 10,133,435.28 is: 15,185,748.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,756,157.04 : 20,614,681.56 = 10,133,435.28 : x
  2. Step 2: Convert to fraction form
    13,756,157.04/20,614,681.56 = 10,133,435.28/x
  3. Step 3: Cross multiply
    13,756,157.04x = 20,614,681.56 × 10,133,435.28
  4. Step 4: Simplify right side
    13,756,157.04x = 208,897,541,406,069.41
  5. Step 5: Solve for x
    x = 208,897,541,406,069.41/13,756,157.04
  6. Step 6: Final answer
    x = 15,185,748.52

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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.