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Finding the Fourth Proportional to 7,842,058.02, 11,746,052.55 and 3,790,047.93

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Solution

The fourth proportional to 7,842,058.02, 11,746,052.55 and 3,790,047.93 is: 5,676,839.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,842,058.02 : 11,746,052.55 = 3,790,047.93 : x
  2. Step 2: Convert to fraction form
    7,842,058.02/11,746,052.55 = 3,790,047.93/x
  3. Step 3: Cross multiply
    7,842,058.02x = 11,746,052.55 × 3,790,047.93
  4. Step 4: Simplify right side
    7,842,058.02x = 44,518,102,152,798.73
  5. Step 5: Solve for x
    x = 44,518,102,152,798.73/7,842,058.02
  6. Step 6: Final answer
    x = 5,676,839.17

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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.