Home / 5,260,328.60-7,889,909.70-4,312,045.40

Finding the Fourth Proportional to 5,260,328.60, 7,889,909.70 and 4,312,045.40

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Solution

The fourth proportional to 5,260,328.60, 7,889,909.70 and 4,312,045.40 is: 6,467,590.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260,328.60 : 7,889,909.70 = 4,312,045.40 : x
  2. Step 2: Convert to fraction form
    5,260,328.60/7,889,909.70 = 4,312,045.40/x
  3. Step 3: Cross multiply
    5,260,328.60x = 7,889,909.70 × 4,312,045.40
  4. Step 4: Simplify right side
    5,260,328.60x = 34,021,648,828,300.38
  5. Step 5: Solve for x
    x = 34,021,648,828,300.38/5,260,328.60
  6. Step 6: Final answer
    x = 6,467,590.03

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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.