Home / 21,260,863,614.12-29,340,003,559.18-11,484,000,565.91

Finding the Fourth Proportional to 21,260,863,614.12, 29,340,003,559.18 and 11,484,000,565.91

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Solution

The fourth proportional to 21,260,863,614.12, 29,340,003,559.18 and 11,484,000,565.91 is: 15,847,927,139.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,260,863,614.12 : 29,340,003,559.18 = 11,484,000,565.91 : x
  2. Step 2: Convert to fraction form
    21,260,863,614.12/29,340,003,559.18 = 11,484,000,565.91/x
  3. Step 3: Cross multiply
    21,260,863,614.12x = 29,340,003,559.18 × 11,484,000,565.91
  4. Step 4: Simplify right side
    21,260,863,614.12x = 336,940,617,477,424,545,792
  5. Step 5: Solve for x
    x = 336,940,617,477,424,545,792/21,260,863,614.12
  6. Step 6: Final answer
    x = 15,847,927,139.41

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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.