Home / 13,230,043.80-19,840,400.10-4,710,658.20

Finding the Fourth Proportional to 13,230,043.80, 19,840,400.10 and 4,710,658.20

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Solution

The fourth proportional to 13,230,043.80, 19,840,400.10 and 4,710,658.20 is: 7,064,326.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,230,043.80 : 19,840,400.10 = 4,710,658.20 : x
  2. Step 2: Convert to fraction form
    13,230,043.80/19,840,400.10 = 4,710,658.20/x
  3. Step 3: Cross multiply
    13,230,043.80x = 19,840,400.10 × 4,710,658.20
  4. Step 4: Simplify right side
    13,230,043.80x = 93,461,343,422,345.83
  5. Step 5: Solve for x
    x = 93,461,343,422,345.83/13,230,043.80
  6. Step 6: Final answer
    x = 7,064,326.08

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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.