Home / 47,259,690.04-70,849,100.67-18,134,430.13

Finding the Fourth Proportional to 47,259,690.04, 70,849,100.67 and 18,134,430.13

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Solution

The fourth proportional to 47,259,690.04, 70,849,100.67 and 18,134,430.13 is: 27,186,129.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,259,690.04 : 70,849,100.67 = 18,134,430.13 : x
  2. Step 2: Convert to fraction form
    47,259,690.04/70,849,100.67 = 18,134,430.13/x
  3. Step 3: Cross multiply
    47,259,690.04x = 70,849,100.67 × 18,134,430.13
  4. Step 4: Simplify right side
    47,259,690.04x = 1,284,808,065,873,451.25
  5. Step 5: Solve for x
    x = 1,284,808,065,873,451.25/47,259,690.04
  6. Step 6: Final answer
    x = 27,186,129.76

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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.