Home / 21,547,974.07-32,303,036.26-8,779,218.31

Finding the Fourth Proportional to 21,547,974.07, 32,303,036.26 and 8,779,218.31

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Solution

The fourth proportional to 21,547,974.07, 32,303,036.26 and 8,779,218.31 is: 13,161,116.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,547,974.07 : 32,303,036.26 = 8,779,218.31 : x
  2. Step 2: Convert to fraction form
    21,547,974.07/32,303,036.26 = 8,779,218.31/x
  3. Step 3: Cross multiply
    21,547,974.07x = 32,303,036.26 × 8,779,218.31
  4. Step 4: Simplify right side
    21,547,974.07x = 283,595,407,402,385.94
  5. Step 5: Solve for x
    x = 283,595,407,402,385.94/21,547,974.07
  6. Step 6: Final answer
    x = 13,161,116.98

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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.