Home / 7,047,987.40-10,571,981.10-5,254,374.03

Finding the Fourth Proportional to 7,047,987.40, 10,571,981.10 and 5,254,374.03

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Solution

The fourth proportional to 7,047,987.40, 10,571,981.10 and 5,254,374.03 is: 7,881,561.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047,987.40 : 10,571,981.10 = 5,254,374.03 : x
  2. Step 2: Convert to fraction form
    7,047,987.40/10,571,981.10 = 5,254,374.03/x
  3. Step 3: Cross multiply
    7,047,987.40x = 10,571,981.10 × 5,254,374.03
  4. Step 4: Simplify right side
    7,047,987.40x = 55,549,142,884,630.93
  5. Step 5: Solve for x
    x = 55,549,142,884,630.93/7,047,987.40
  6. Step 6: Final answer
    x = 7,881,561.04

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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.