Home / 14,326,856.04-19,768,911.78-8,047,142.40

Finding the Fourth Proportional to 14,326,856.04, 19,768,911.78 and 8,047,142.40

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Solution

The fourth proportional to 14,326,856.04, 19,768,911.78 and 8,047,142.40 is: 11,103,849.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,326,856.04 : 19,768,911.78 = 8,047,142.40 : x
  2. Step 2: Convert to fraction form
    14,326,856.04/19,768,911.78 = 8,047,142.40/x
  3. Step 3: Cross multiply
    14,326,856.04x = 19,768,911.78 × 8,047,142.40
  4. Step 4: Simplify right side
    14,326,856.04x = 159,083,248,186,697.50
  5. Step 5: Solve for x
    x = 159,083,248,186,697.50/14,326,856.04
  6. Step 6: Final answer
    x = 11,103,849.14

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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.