Home / 15,478,883.04-23,218,379.28-4,696,275.36

Finding the Fourth Proportional to 15,478,883.04, 23,218,379.28 and 4,696,275.36

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Solution

The fourth proportional to 15,478,883.04, 23,218,379.28 and 4,696,275.36 is: 7,044,429.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,478,883.04 : 23,218,379.28 = 4,696,275.36 : x
  2. Step 2: Convert to fraction form
    15,478,883.04/23,218,379.28 = 4,696,275.36/x
  3. Step 3: Cross multiply
    15,478,883.04x = 23,218,379.28 × 4,696,275.36
  4. Step 4: Simplify right side
    15,478,883.04x = 109,039,902,511,798.55
  5. Step 5: Solve for x
    x = 109,039,902,511,798.55/15,478,883.04
  6. Step 6: Final answer
    x = 7,044,429.64

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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.