Home / 7,884,730.60-11,810,507.10-6,557,626.60

Finding the Fourth Proportional to 7,884,730.60, 11,810,507.10 and 6,557,626.60

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Solution

The fourth proportional to 7,884,730.60, 11,810,507.10 and 6,557,626.60 is: 9,822,643.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,730.60 : 11,810,507.10 = 6,557,626.60 : x
  2. Step 2: Convert to fraction form
    7,884,730.60/11,810,507.10 = 6,557,626.60/x
  3. Step 3: Cross multiply
    7,884,730.60x = 11,810,507.10 × 6,557,626.60
  4. Step 4: Simplify right side
    7,884,730.60x = 77,448,895,518,448.86
  5. Step 5: Solve for x
    x = 77,448,895,518,448.86/7,884,730.60
  6. Step 6: Final answer
    x = 9,822,643.21

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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.