Home / 19,566,064.80-29,349,097.20-12,385,706.40

Finding the Fourth Proportional to 19,566,064.80, 29,349,097.20 and 12,385,706.40

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Solution

The fourth proportional to 19,566,064.80, 29,349,097.20 and 12,385,706.40 is: 18,578,559.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,566,064.80 : 29,349,097.20 = 12,385,706.40 : x
  2. Step 2: Convert to fraction form
    19,566,064.80/29,349,097.20 = 12,385,706.40/x
  3. Step 3: Cross multiply
    19,566,064.80x = 29,349,097.20 × 12,385,706.40
  4. Step 4: Simplify right side
    19,566,064.80x = 363,509,301,024,262.06
  5. Step 5: Solve for x
    x = 363,509,301,024,262.06/19,566,064.80
  6. Step 6: Final answer
    x = 18,578,559.60

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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.