Home / 15,507,390.79-23,263,612.92-4,578,685.13

Finding the Fourth Proportional to 15,507,390.79, 23,263,612.92 and 4,578,685.13

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Solution

The fourth proportional to 15,507,390.79, 23,263,612.92 and 4,578,685.13 is: 6,868,773.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,507,390.79 : 23,263,612.92 = 4,578,685.13 : x
  2. Step 2: Convert to fraction form
    15,507,390.79/23,263,612.92 = 4,578,685.13/x
  3. Step 3: Cross multiply
    15,507,390.79x = 23,263,612.92 × 4,578,685.13
  4. Step 4: Simplify right side
    15,507,390.79x = 106,516,758,605,038.92
  5. Step 5: Solve for x
    x = 106,516,758,605,038.92/15,507,390.79
  6. Step 6: Final answer
    x = 6,868,773.74

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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.