Home / 4,768,018.20-7,152,027.30-1,402,565.40

Finding the Fourth Proportional to 4,768,018.20, 7,152,027.30 and 1,402,565.40

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Solution

The fourth proportional to 4,768,018.20, 7,152,027.30 and 1,402,565.40 is: 2,103,848.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768,018.20 : 7,152,027.30 = 1,402,565.40 : x
  2. Step 2: Convert to fraction form
    4,768,018.20/7,152,027.30 = 1,402,565.40/x
  3. Step 3: Cross multiply
    4,768,018.20x = 7,152,027.30 × 1,402,565.40
  4. Step 4: Simplify right side
    4,768,018.20x = 10,031,186,030,835.42
  5. Step 5: Solve for x
    x = 10,031,186,030,835.42/4,768,018.20
  6. Step 6: Final answer
    x = 2,103,848.10

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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.