Home / 42,862,825.08-64,289,143.98-14,101,828.20

Finding the Fourth Proportional to 42,862,825.08, 64,289,143.98 and 14,101,828.20

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Solution

The fourth proportional to 42,862,825.08, 64,289,143.98 and 14,101,828.20 is: 21,151,066.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,862,825.08 : 64,289,143.98 = 14,101,828.20 : x
  2. Step 2: Convert to fraction form
    42,862,825.08/64,289,143.98 = 14,101,828.20/x
  3. Step 3: Cross multiply
    42,862,825.08x = 64,289,143.98 × 14,101,828.20
  4. Step 4: Simplify right side
    42,862,825.08x = 906,594,463,531,024.12
  5. Step 5: Solve for x
    x = 906,594,463,531,024.12/42,862,825.08
  6. Step 6: Final answer
    x = 21,151,066.50

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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.