Home / 15,226,068.63-21,013,303.53-8,351,879.29

Finding the Fourth Proportional to 15,226,068.63, 21,013,303.53 and 8,351,879.29

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Solution

The fourth proportional to 15,226,068.63, 21,013,303.53 and 8,351,879.29 is: 11,526,322.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,226,068.63 : 21,013,303.53 = 8,351,879.29 : x
  2. Step 2: Convert to fraction form
    15,226,068.63/21,013,303.53 = 8,351,879.29/x
  3. Step 3: Cross multiply
    15,226,068.63x = 21,013,303.53 × 8,351,879.29
  4. Step 4: Simplify right side
    15,226,068.63x = 175,500,574,566,690.91
  5. Step 5: Solve for x
    x = 175,500,574,566,690.91/15,226,068.63
  6. Step 6: Final answer
    x = 11,526,322.31

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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.