Home / 9,720,810.40-14,581,215.60-9,160,938.40

Finding the Fourth Proportional to 9,720,810.40, 14,581,215.60 and 9,160,938.40

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Solution

The fourth proportional to 9,720,810.40, 14,581,215.60 and 9,160,938.40 is: 13,741,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,720,810.40 : 14,581,215.60 = 9,160,938.40 : x
  2. Step 2: Convert to fraction form
    9,720,810.40/14,581,215.60 = 9,160,938.40/x
  3. Step 3: Cross multiply
    9,720,810.40x = 14,581,215.60 × 9,160,938.40
  4. Step 4: Simplify right side
    9,720,810.40x = 133,577,617,908,719.05
  5. Step 5: Solve for x
    x = 133,577,617,908,719.05/9,720,810.40
  6. Step 6: Final answer
    x = 13,741,407.60

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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.