Home / 10,973,929.72-15,109,472.36-9,316,799.14

Finding the Fourth Proportional to 10,973,929.72, 15,109,472.36 and 9,316,799.14

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Solution

The fourth proportional to 10,973,929.72, 15,109,472.36 and 9,316,799.14 is: 12,827,849.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,973,929.72 : 15,109,472.36 = 9,316,799.14 : x
  2. Step 2: Convert to fraction form
    10,973,929.72/15,109,472.36 = 9,316,799.14/x
  3. Step 3: Cross multiply
    10,973,929.72x = 15,109,472.36 × 9,316,799.14
  4. Step 4: Simplify right side
    10,973,929.72x = 140,771,919,089,501.78
  5. Step 5: Solve for x
    x = 140,771,919,089,501.78/10,973,929.72
  6. Step 6: Final answer
    x = 12,827,849.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.