Home / 7,087,478.40-10,630,846.08-2,038,590.72

Finding the Fourth Proportional to 7,087,478.40, 10,630,846.08 and 2,038,590.72

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Solution

The fourth proportional to 7,087,478.40, 10,630,846.08 and 2,038,590.72 is: 3,057,779.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,087,478.40 : 10,630,846.08 = 2,038,590.72 : x
  2. Step 2: Convert to fraction form
    7,087,478.40/10,630,846.08 = 2,038,590.72/x
  3. Step 3: Cross multiply
    7,087,478.40x = 10,630,846.08 × 2,038,590.72
  4. Step 4: Simplify right side
    7,087,478.40x = 21,671,944,164,436.38
  5. Step 5: Solve for x
    x = 21,671,944,164,436.38/7,087,478.40
  6. Step 6: Final answer
    x = 3,057,779.22

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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.