Home / 10,059,457.64-13,855,607.28-7,731,899.15

Finding the Fourth Proportional to 10,059,457.64, 13,855,607.28 and 7,731,899.15

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Solution

The fourth proportional to 10,059,457.64, 13,855,607.28 and 7,731,899.15 is: 10,649,695.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,059,457.64 : 13,855,607.28 = 7,731,899.15 : x
  2. Step 2: Convert to fraction form
    10,059,457.64/13,855,607.28 = 7,731,899.15/x
  3. Step 3: Cross multiply
    10,059,457.64x = 13,855,607.28 × 7,731,899.15
  4. Step 4: Simplify right side
    10,059,457.64x = 107,130,158,081,687.77
  5. Step 5: Solve for x
    x = 107,130,158,081,687.77/10,059,457.64
  6. Step 6: Final answer
    x = 10,649,695.24

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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.