Home / 8,779,896-12,116,256.48-4,913,164.51

Finding the Fourth Proportional to 8,779,896, 12,116,256.48 and 4,913,164.51

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Solution

The fourth proportional to 8,779,896, 12,116,256.48 and 4,913,164.51 is: 6,780,167.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779,896 : 12,116,256.48 = 4,913,164.51 : x
  2. Step 2: Convert to fraction form
    8,779,896/12,116,256.48 = 4,913,164.51/x
  3. Step 3: Cross multiply
    8,779,896x = 12,116,256.48 × 4,913,164.51
  4. Step 4: Simplify right side
    8,779,896x = 59,529,161,301,302.89
  5. Step 5: Solve for x
    x = 59,529,161,301,302.89/8,779,896
  6. Step 6: Final answer
    x = 6,780,167.02

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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.