Home / 13,377,312.77-18,460,590.15-7,265,785.01

Finding the Fourth Proportional to 13,377,312.77, 18,460,590.15 and 7,265,785.01

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Solution

The fourth proportional to 13,377,312.77, 18,460,590.15 and 7,265,785.01 is: 10,026,728.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,377,312.77 : 18,460,590.15 = 7,265,785.01 : x
  2. Step 2: Convert to fraction form
    13,377,312.77/18,460,590.15 = 7,265,785.01/x
  3. Step 3: Cross multiply
    13,377,312.77x = 18,460,590.15 × 7,265,785.01
  4. Step 4: Simplify right side
    13,377,312.77x = 134,130,679,122,567.38
  5. Step 5: Solve for x
    x = 134,130,679,122,567.38/13,377,312.77
  6. Step 6: Final answer
    x = 10,026,728.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.