Home / 9,779,974.60-14,655,965.10-7,201,064.20

Finding the Fourth Proportional to 9,779,974.60, 14,655,965.10 and 7,201,064.20

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Solution

The fourth proportional to 9,779,974.60, 14,655,965.10 and 7,201,064.20 is: 10,791,290.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,779,974.60 : 14,655,965.10 = 7,201,064.20 : x
  2. Step 2: Convert to fraction form
    9,779,974.60/14,655,965.10 = 7,201,064.20/x
  3. Step 3: Cross multiply
    9,779,974.60x = 14,655,965.10 × 7,201,064.20
  4. Step 4: Simplify right side
    9,779,974.60x = 105,538,545,598,059.42
  5. Step 5: Solve for x
    x = 105,538,545,598,059.42/9,779,974.60
  6. Step 6: Final answer
    x = 10,791,290.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.