Home / 14,209,609.76-19,609,275.38-7,683,237.53

Finding the Fourth Proportional to 14,209,609.76, 19,609,275.38 and 7,683,237.53

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Solution

The fourth proportional to 14,209,609.76, 19,609,275.38 and 7,683,237.53 is: 10,602,875.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,209,609.76 : 19,609,275.38 = 7,683,237.53 : x
  2. Step 2: Convert to fraction form
    14,209,609.76/19,609,275.38 = 7,683,237.53/x
  3. Step 3: Cross multiply
    14,209,609.76x = 19,609,275.38 × 7,683,237.53
  4. Step 4: Simplify right side
    14,209,609.76x = 150,662,720,399,258.47
  5. Step 5: Solve for x
    x = 150,662,720,399,258.47/14,209,609.76
  6. Step 6: Final answer
    x = 10,602,875.31

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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.