Home / 9,779,637.29-13,495,224.31-5,428,381.02

Finding the Fourth Proportional to 9,779,637.29, 13,495,224.31 and 5,428,381.02

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Solution

The fourth proportional to 9,779,637.29, 13,495,224.31 and 5,428,381.02 is: 7,490,791.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,779,637.29 : 13,495,224.31 = 5,428,381.02 : x
  2. Step 2: Convert to fraction form
    9,779,637.29/13,495,224.31 = 5,428,381.02/x
  3. Step 3: Cross multiply
    9,779,637.29x = 13,495,224.31 × 5,428,381.02
  4. Step 4: Simplify right side
    9,779,637.29x = 73,257,219,554,734.50
  5. Step 5: Solve for x
    x = 73,257,219,554,734.50/9,779,637.29
  6. Step 6: Final answer
    x = 7,490,791.06

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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.