Home / 13,459,225.98-18,573,637.36-7,347,654.48

Finding the Fourth Proportional to 13,459,225.98, 18,573,637.36 and 7,347,654.48

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Solution

The fourth proportional to 13,459,225.98, 18,573,637.36 and 7,347,654.48 is: 10,139,711.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459,225.98 : 18,573,637.36 = 7,347,654.48 : x
  2. Step 2: Convert to fraction form
    13,459,225.98/18,573,637.36 = 7,347,654.48/x
  3. Step 3: Cross multiply
    13,459,225.98x = 18,573,637.36 × 7,347,654.48
  4. Step 4: Simplify right side
    13,459,225.98x = 136,472,669,730,034.42
  5. Step 5: Solve for x
    x = 136,472,669,730,034.42/13,459,225.98
  6. Step 6: Final answer
    x = 10,139,711.60

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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.