Home / 71,828,453.18-107,742,681.20-17,241,038.71

Finding the Fourth Proportional to 71,828,453.18, 107,742,681.20 and 17,241,038.71

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Solution

The fourth proportional to 71,828,453.18, 107,742,681.20 and 17,241,038.71 is: 25,861,558.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,828,453.18 : 107,742,681.20 = 17,241,038.71 : x
  2. Step 2: Convert to fraction form
    71,828,453.18/107,742,681.20 = 17,241,038.71/x
  3. Step 3: Cross multiply
    71,828,453.18x = 107,742,681.20 × 17,241,038.71
  4. Step 4: Simplify right side
    71,828,453.18x = 1,857,595,736,932,827.25
  5. Step 5: Solve for x
    x = 1,857,595,736,932,827.25/71,828,453.18
  6. Step 6: Final answer
    x = 25,861,558.40

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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.