Home / 10,780,513.74-14,877,319.35-5,885,748.35

Finding the Fourth Proportional to 10,780,513.74, 14,877,319.35 and 5,885,748.35

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Solution

The fourth proportional to 10,780,513.74, 14,877,319.35 and 5,885,748.35 is: 8,122,447.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,513.74 : 14,877,319.35 = 5,885,748.35 : x
  2. Step 2: Convert to fraction form
    10,780,513.74/14,877,319.35 = 5,885,748.35/x
  3. Step 3: Cross multiply
    10,780,513.74x = 14,877,319.35 × 5,885,748.35
  4. Step 4: Simplify right side
    10,780,513.74x = 87,564,157,742,298.97
  5. Step 5: Solve for x
    x = 87,564,157,742,298.97/10,780,513.74
  6. Step 6: Final answer
    x = 8,122,447.58

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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.