Home / 11,559,938.80-17,339,908.20-7,528,860.40

Finding the Fourth Proportional to 11,559,938.80, 17,339,908.20 and 7,528,860.40

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Solution

The fourth proportional to 11,559,938.80, 17,339,908.20 and 7,528,860.40 is: 11,293,290.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,559,938.80 : 17,339,908.20 = 7,528,860.40 : x
  2. Step 2: Convert to fraction form
    11,559,938.80/17,339,908.20 = 7,528,860.40/x
  3. Step 3: Cross multiply
    11,559,938.80x = 17,339,908.20 × 7,528,860.40
  4. Step 4: Simplify right side
    11,559,938.80x = 130,549,748,186,615.28
  5. Step 5: Solve for x
    x = 130,549,748,186,615.28/11,559,938.80
  6. Step 6: Final answer
    x = 11,293,290.60

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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.