Home / 76,623,210.28-105,742,271.94-41,818,133.08

Finding the Fourth Proportional to 76,623,210.28, 105,742,271.94 and 41,818,133.08

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Solution

The fourth proportional to 76,623,210.28, 105,742,271.94 and 41,818,133.08 is: 57,710,247.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,623,210.28 : 105,742,271.94 = 41,818,133.08 : x
  2. Step 2: Convert to fraction form
    76,623,210.28/105,742,271.94 = 41,818,133.08/x
  3. Step 3: Cross multiply
    76,623,210.28x = 105,742,271.94 × 41,818,133.08
  4. Step 4: Simplify right side
    76,623,210.28x = 4,421,944,400,168,469.50
  5. Step 5: Solve for x
    x = 4,421,944,400,168,469.50/76,623,210.28
  6. Step 6: Final answer
    x = 57,710,247.12

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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.