Home / 19,166,931.32-28,750,444.63-7,653,335.83

Finding the Fourth Proportional to 19,166,931.32, 28,750,444.63 and 7,653,335.83

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Solution

The fourth proportional to 19,166,931.32, 28,750,444.63 and 7,653,335.83 is: 11,480,022.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166,931.32 : 28,750,444.63 = 7,653,335.83 : x
  2. Step 2: Convert to fraction form
    19,166,931.32/28,750,444.63 = 7,653,335.83/x
  3. Step 3: Cross multiply
    19,166,931.32x = 28,750,444.63 × 7,653,335.83
  4. Step 4: Simplify right side
    19,166,931.32x = 220,036,807,924,200.66
  5. Step 5: Solve for x
    x = 220,036,807,924,200.66/19,166,931.32
  6. Step 6: Final answer
    x = 11,480,022.77

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Why These Related Problems?

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