Home / 55,720,343.80-83,580,515.70-17,381,796.40

Finding the Fourth Proportional to 55,720,343.80, 83,580,515.70 and 17,381,796.40

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Solution

The fourth proportional to 55,720,343.80, 83,580,515.70 and 17,381,796.40 is: 26,072,694.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,720,343.80 : 83,580,515.70 = 17,381,796.40 : x
  2. Step 2: Convert to fraction form
    55,720,343.80/83,580,515.70 = 17,381,796.40/x
  3. Step 3: Cross multiply
    55,720,343.80x = 83,580,515.70 × 17,381,796.40
  4. Step 4: Simplify right side
    55,720,343.80x = 1,452,779,506,904,403.50
  5. Step 5: Solve for x
    x = 1,452,779,506,904,403.50/55,720,343.80
  6. Step 6: Final answer
    x = 26,072,694.60

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1.5x scale

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.