Home / 13,049,459.64-19,582,267.59-7,587,123.39

Finding the Fourth Proportional to 13,049,459.64, 19,582,267.59 and 7,587,123.39

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Solution

The fourth proportional to 13,049,459.64, 19,582,267.59 and 7,587,123.39 is: 11,385,381.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,049,459.64 : 19,582,267.59 = 7,587,123.39 : x
  2. Step 2: Convert to fraction form
    13,049,459.64/19,582,267.59 = 7,587,123.39/x
  3. Step 3: Cross multiply
    13,049,459.64x = 19,582,267.59 × 7,587,123.39
  4. Step 4: Simplify right side
    13,049,459.64x = 148,573,080,461,327.94
  5. Step 5: Solve for x
    x = 148,573,080,461,327.94/13,049,459.64
  6. Step 6: Final answer
    x = 11,385,381.81

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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.