Home / 66,464,005.60-99,696,008.40-26,075,807.20

Finding the Fourth Proportional to 66,464,005.60, 99,696,008.40 and 26,075,807.20

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Solution

The fourth proportional to 66,464,005.60, 99,696,008.40 and 26,075,807.20 is: 39,113,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,464,005.60 : 99,696,008.40 = 26,075,807.20 : x
  2. Step 2: Convert to fraction form
    66,464,005.60/99,696,008.40 = 26,075,807.20/x
  3. Step 3: Cross multiply
    66,464,005.60x = 99,696,008.40 × 26,075,807.20
  4. Step 4: Simplify right side
    66,464,005.60x = 2,599,653,893,647,980.50
  5. Step 5: Solve for x
    x = 2,599,653,893,647,980.50/66,464,005.60
  6. Step 6: Final answer
    x = 39,113,710.80

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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.