Home / 66,429,121.10-99,643,681.65-23,346,970.70

Finding the Fourth Proportional to 66,429,121.10, 99,643,681.65 and 23,346,970.70

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Solution

The fourth proportional to 66,429,121.10, 99,643,681.65 and 23,346,970.70 is: 35,020,456.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,429,121.10 : 99,643,681.65 = 23,346,970.70 : x
  2. Step 2: Convert to fraction form
    66,429,121.10/99,643,681.65 = 23,346,970.70/x
  3. Step 3: Cross multiply
    66,429,121.10x = 99,643,681.65 × 23,346,970.70
  4. Step 4: Simplify right side
    66,429,121.10x = 2,326,378,115,922,677.50
  5. Step 5: Solve for x
    x = 2,326,378,115,922,677.50/66,429,121.10
  6. Step 6: Final answer
    x = 35,020,456.05

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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.