Home / 64,852,850.40-89,496,270-35,879,681.76

Finding the Fourth Proportional to 64,852,850.40, 89,496,270 and 35,879,681.76

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Solution

The fourth proportional to 64,852,850.40, 89,496,270 and 35,879,681.76 is: 49,513,593.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,852,850.40 : 89,496,270 = 35,879,681.76 : x
  2. Step 2: Convert to fraction form
    64,852,850.40/89,496,270 = 35,879,681.76/x
  3. Step 3: Cross multiply
    64,852,850.40x = 89,496,270 × 35,879,681.76
  4. Step 4: Simplify right side
    64,852,850.40x = 3,211,097,686,307,035
  5. Step 5: Solve for x
    x = 3,211,097,686,307,035/64,852,850.40
  6. Step 6: Final answer
    x = 49,513,593.72

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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.