Home / 13,061,946.60-19,574,312.80-9,623,189.88

Finding the Fourth Proportional to 13,061,946.60, 19,574,312.80 and 9,623,189.88

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Solution

The fourth proportional to 13,061,946.60, 19,574,312.80 and 9,623,189.88 is: 14,421,076.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,061,946.60 : 19,574,312.80 = 9,623,189.88 : x
  2. Step 2: Convert to fraction form
    13,061,946.60/19,574,312.80 = 9,623,189.88/x
  3. Step 3: Cross multiply
    13,061,946.60x = 19,574,312.80 × 9,623,189.88
  4. Step 4: Simplify right side
    13,061,946.60x = 188,367,328,844,914.50
  5. Step 5: Solve for x
    x = 188,367,328,844,914.50/13,061,946.60
  6. Step 6: Final answer
    x = 14,421,076.32

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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.