Home / 8,860,859.40-13,291,289.10-5,071,225.80

Finding the Fourth Proportional to 8,860,859.40, 13,291,289.10 and 5,071,225.80

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Solution

The fourth proportional to 8,860,859.40, 13,291,289.10 and 5,071,225.80 is: 7,606,838.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860,859.40 : 13,291,289.10 = 5,071,225.80 : x
  2. Step 2: Convert to fraction form
    8,860,859.40/13,291,289.10 = 5,071,225.80/x
  3. Step 3: Cross multiply
    8,860,859.40x = 13,291,289.10 × 5,071,225.80
  4. Step 4: Simplify right side
    8,860,859.40x = 67,403,128,199,178.77
  5. Step 5: Solve for x
    x = 67,403,128,199,178.77/8,860,859.40
  6. Step 6: Final answer
    x = 7,606,838.70

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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.