Home / 14,678,421.80-22,020,257.10-6,159,619.40

Finding the Fourth Proportional to 14,678,421.80, 22,020,257.10 and 6,159,619.40

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Solution

The fourth proportional to 14,678,421.80, 22,020,257.10 and 6,159,619.40 is: 9,240,530.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,678,421.80 : 22,020,257.10 = 6,159,619.40 : x
  2. Step 2: Convert to fraction form
    14,678,421.80/22,020,257.10 = 6,159,619.40/x
  3. Step 3: Cross multiply
    14,678,421.80x = 22,020,257.10 × 6,159,619.40
  4. Step 4: Simplify right side
    14,678,421.80x = 135,636,402,826,147.75
  5. Step 5: Solve for x
    x = 135,636,402,826,147.75/14,678,421.80
  6. Step 6: Final answer
    x = 9,240,530.40

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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.