Home / 15,779,002,947.36-21,775,035,806.88-8,545,106,577.92

Finding the Fourth Proportional to 15,779,002,947.36, 21,775,035,806.88 and 8,545,106,577.92

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Solution

The fourth proportional to 15,779,002,947.36, 21,775,035,806.88 and 8,545,106,577.92 is: 11,792,253,435.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,779,002,947.36 : 21,775,035,806.88 = 8,545,106,577.92 : x
  2. Step 2: Convert to fraction form
    15,779,002,947.36/21,775,035,806.88 = 8,545,106,577.92/x
  3. Step 3: Cross multiply
    15,779,002,947.36x = 21,775,035,806.88 × 8,545,106,577.92
  4. Step 4: Simplify right side
    15,779,002,947.36x = 186,070,001,707,813,830,656
  5. Step 5: Solve for x
    x = 186,070,001,707,813,830,656/15,779,002,947.36
  6. Step 6: Final answer
    x = 11,792,253,435.06

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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.