Home / 8,663,290.58-11,955,482.00-4,742,980.55

Finding the Fourth Proportional to 8,663,290.58, 11,955,482.00 and 4,742,980.55

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Solution

The fourth proportional to 8,663,290.58, 11,955,482.00 and 4,742,980.55 is: 6,545,390.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,663,290.58 : 11,955,482.00 = 4,742,980.55 : x
  2. Step 2: Convert to fraction form
    8,663,290.58/11,955,482.00 = 4,742,980.55/x
  3. Step 3: Cross multiply
    8,663,290.58x = 11,955,482.00 × 4,742,980.55
  4. Step 4: Simplify right side
    8,663,290.58x = 56,704,618,508,382.78
  5. Step 5: Solve for x
    x = 56,704,618,508,382.78/8,663,290.58
  6. Step 6: Final answer
    x = 6,545,390.35

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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.