Home / 26,549,312.72-39,828,168.12-9,509,608.40

Finding the Fourth Proportional to 26,549,312.72, 39,828,168.12 and 9,509,608.40

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Solution

The fourth proportional to 26,549,312.72, 39,828,168.12 and 9,509,608.40 is: 14,265,916.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,549,312.72 : 39,828,168.12 = 9,509,608.40 : x
  2. Step 2: Convert to fraction form
    26,549,312.72/39,828,168.12 = 9,509,608.40/x
  3. Step 3: Cross multiply
    26,549,312.72x = 39,828,168.12 × 9,509,608.40
  4. Step 4: Simplify right side
    26,549,312.72x = 378,750,282,110,564.19
  5. Step 5: Solve for x
    x = 378,750,282,110,564.19/26,549,312.72
  6. Step 6: Final answer
    x = 14,265,916.64

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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.