Home / 14,281,522.80-19,708,479-7,842,994.80

Finding the Fourth Proportional to 14,281,522.80, 19,708,479 and 7,842,994.80

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Solution

The fourth proportional to 14,281,522.80, 19,708,479 and 7,842,994.80 is: 10,823,320.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,281,522.80 : 19,708,479 = 7,842,994.80 : x
  2. Step 2: Convert to fraction form
    14,281,522.80/19,708,479 = 7,842,994.80/x
  3. Step 3: Cross multiply
    14,281,522.80x = 19,708,479 × 7,842,994.80
  4. Step 4: Simplify right side
    14,281,522.80x = 154,573,498,312,909.19
  5. Step 5: Solve for x
    x = 154,573,498,312,909.19/14,281,522.80
  6. Step 6: Final answer
    x = 10,823,320.49

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1.5x scale

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.