Home / 30,484,842.48-42,069,707.81-17,254,019.18

Finding the Fourth Proportional to 30,484,842.48, 42,069,707.81 and 17,254,019.18

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Solution

The fourth proportional to 30,484,842.48, 42,069,707.81 and 17,254,019.18 is: 23,810,900.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,484,842.48 : 42,069,707.81 = 17,254,019.18 : x
  2. Step 2: Convert to fraction form
    30,484,842.48/42,069,707.81 = 17,254,019.18/x
  3. Step 3: Cross multiply
    30,484,842.48x = 42,069,707.81 × 17,254,019.18
  4. Step 4: Simplify right side
    30,484,842.48x = 725,871,545,534,342.62
  5. Step 5: Solve for x
    x = 725,871,545,534,342.62/30,484,842.48
  6. Step 6: Final answer
    x = 23,810,900.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.