Home / 8,578,484.72-11,835,349.47-5,482,820.18

Finding the Fourth Proportional to 8,578,484.72, 11,835,349.47 and 5,482,820.18

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Solution

The fourth proportional to 8,578,484.72, 11,835,349.47 and 5,482,820.18 is: 7,564,400.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,578,484.72 : 11,835,349.47 = 5,482,820.18 : x
  2. Step 2: Convert to fraction form
    8,578,484.72/11,835,349.47 = 5,482,820.18/x
  3. Step 3: Cross multiply
    8,578,484.72x = 11,835,349.47 × 5,482,820.18
  4. Step 4: Simplify right side
    8,578,484.72x = 64,891,092,911,468.30
  5. Step 5: Solve for x
    x = 64,891,092,911,468.30/8,578,484.72
  6. Step 6: Final answer
    x = 7,564,400.36

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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.