Home / 67,877,488.94-93,663,303.62-39,998,389.32

Finding the Fourth Proportional to 67,877,488.94, 93,663,303.62 and 39,998,389.32

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Solution

The fourth proportional to 67,877,488.94, 93,663,303.62 and 39,998,389.32 is: 55,193,280.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,877,488.94 : 93,663,303.62 = 39,998,389.32 : x
  2. Step 2: Convert to fraction form
    67,877,488.94/93,663,303.62 = 39,998,389.32/x
  3. Step 3: Cross multiply
    67,877,488.94x = 93,663,303.62 × 39,998,389.32
  4. Step 4: Simplify right side
    67,877,488.94x = 3,746,381,282,990,133
  5. Step 5: Solve for x
    x = 3,746,381,282,990,133/67,877,488.94
  6. Step 6: Final answer
    x = 55,193,280.45

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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.