Home / 5,155,613.84-7,721,646.98-2,461,835.31

Finding the Fourth Proportional to 5,155,613.84, 7,721,646.98 and 2,461,835.31

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Solution

The fourth proportional to 5,155,613.84, 7,721,646.98 and 2,461,835.31 is: 3,687,130.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,155,613.84 : 7,721,646.98 = 2,461,835.31 : x
  2. Step 2: Convert to fraction form
    5,155,613.84/7,721,646.98 = 2,461,835.31/x
  3. Step 3: Cross multiply
    5,155,613.84x = 7,721,646.98 × 2,461,835.31
  4. Step 4: Simplify right side
    5,155,613.84x = 19,009,423,174,409.69
  5. Step 5: Solve for x
    x = 19,009,423,174,409.69/5,155,613.84
  6. Step 6: Final answer
    x = 3,687,130.92

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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.