Home / 11,615,807.35-16,029,827.40-6,459,058.18

Finding the Fourth Proportional to 11,615,807.35, 16,029,827.40 and 6,459,058.18

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Solution

The fourth proportional to 11,615,807.35, 16,029,827.40 and 6,459,058.18 is: 8,913,507.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,615,807.35 : 16,029,827.40 = 6,459,058.18 : x
  2. Step 2: Convert to fraction form
    11,615,807.35/16,029,827.40 = 6,459,058.18/x
  3. Step 3: Cross multiply
    11,615,807.35x = 16,029,827.40 × 6,459,058.18
  4. Step 4: Simplify right side
    11,615,807.35x = 103,537,587,791,958.12
  5. Step 5: Solve for x
    x = 103,537,587,791,958.12/11,615,807.35
  6. Step 6: Final answer
    x = 8,913,507.66

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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.