Home / 66,074,511.40-99,014,955.90-59,251,071.40

Finding the Fourth Proportional to 66,074,511.40, 99,014,955.90 and 59,251,071.40

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Solution

The fourth proportional to 66,074,511.40, 99,014,955.90 and 59,251,071.40 is: 88,789,793.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,074,511.40 : 99,014,955.90 = 59,251,071.40 : x
  2. Step 2: Convert to fraction form
    66,074,511.40/99,014,955.90 = 59,251,071.40/x
  3. Step 3: Cross multiply
    66,074,511.40x = 99,014,955.90 × 59,251,071.40
  4. Step 4: Simplify right side
    66,074,511.40x = 5,866,742,221,698,751
  5. Step 5: Solve for x
    x = 5,866,742,221,698,751/66,074,511.40
  6. Step 6: Final answer
    x = 88,789,793.48

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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.