Home / 21,048,150-31,572,225.02-5,091,798

Finding the Fourth Proportional to 21,048,150, 31,572,225.02 and 5,091,798

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Solution

The fourth proportional to 21,048,150, 31,572,225.02 and 5,091,798 is: 7,637,697.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,048,150 : 31,572,225.02 = 5,091,798 : x
  2. Step 2: Convert to fraction form
    21,048,150/31,572,225.02 = 5,091,798/x
  3. Step 3: Cross multiply
    21,048,150x = 31,572,225.02 × 5,091,798
  4. Step 4: Simplify right side
    21,048,150x = 160,759,392,225,115.47
  5. Step 5: Solve for x
    x = 160,759,392,225,115.47/21,048,150
  6. Step 6: Final answer
    x = 7,637,697.01

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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.