Home / 8,721,288.48-12,038,023.65-5,051,107.10

Finding the Fourth Proportional to 8,721,288.48, 12,038,023.65 and 5,051,107.10

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Solution

The fourth proportional to 8,721,288.48, 12,038,023.65 and 5,051,107.10 is: 6,972,060.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,288.48 : 12,038,023.65 = 5,051,107.10 : x
  2. Step 2: Convert to fraction form
    8,721,288.48/12,038,023.65 = 5,051,107.10/x
  3. Step 3: Cross multiply
    8,721,288.48x = 12,038,023.65 × 5,051,107.10
  4. Step 4: Simplify right side
    8,721,288.48x = 60,805,346,728,482.91
  5. Step 5: Solve for x
    x = 60,805,346,728,482.91/8,721,288.48
  6. Step 6: Final answer
    x = 6,972,060.02

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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.