Home / 21,547,055.10-32,320,582.65-13,043,999.10

Finding the Fourth Proportional to 21,547,055.10, 32,320,582.65 and 13,043,999.10

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Solution

The fourth proportional to 21,547,055.10, 32,320,582.65 and 13,043,999.10 is: 19,565,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,547,055.10 : 32,320,582.65 = 13,043,999.10 : x
  2. Step 2: Convert to fraction form
    21,547,055.10/32,320,582.65 = 13,043,999.10/x
  3. Step 3: Cross multiply
    21,547,055.10x = 32,320,582.65 × 13,043,999.10
  4. Step 4: Simplify right side
    21,547,055.10x = 421,589,650,998,075.56
  5. Step 5: Solve for x
    x = 421,589,650,998,075.56/21,547,055.10
  6. Step 6: Final answer
    x = 19,565,998.65

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Similar ratio
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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.