Home / 18,925,221.16-26,116,779.54-10,776,459.16

Finding the Fourth Proportional to 18,925,221.16, 26,116,779.54 and 10,776,459.16

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Solution

The fourth proportional to 18,925,221.16, 26,116,779.54 and 10,776,459.16 is: 14,871,499.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,925,221.16 : 26,116,779.54 = 10,776,459.16 : x
  2. Step 2: Convert to fraction form
    18,925,221.16/26,116,779.54 = 10,776,459.16/x
  3. Step 3: Cross multiply
    18,925,221.16x = 26,116,779.54 × 10,776,459.16
  4. Step 4: Simplify right side
    18,925,221.16x = 281,446,408,103,533.59
  5. Step 5: Solve for x
    x = 281,446,408,103,533.59/18,925,221.16
  6. Step 6: Final answer
    x = 14,871,499.03

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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.