Home / 42,859,975.08-64,289,787.66-15,566,215.08

Finding the Fourth Proportional to 42,859,975.08, 64,289,787.66 and 15,566,215.08

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Solution

The fourth proportional to 42,859,975.08, 64,289,787.66 and 15,566,215.08 is: 23,349,259.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,859,975.08 : 64,289,787.66 = 15,566,215.08 : x
  2. Step 2: Convert to fraction form
    42,859,975.08/64,289,787.66 = 15,566,215.08/x
  3. Step 3: Cross multiply
    42,859,975.08x = 64,289,787.66 × 15,566,215.08
  4. Step 4: Simplify right side
    42,859,975.08x = 1,000,748,662,163,089.88
  5. Step 5: Solve for x
    x = 1,000,748,662,163,089.88/42,859,975.08
  6. Step 6: Final answer
    x = 23,349,259.08

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