Home / 91,984,681.32-126,917,027.01-52,289,075.13

Finding the Fourth Proportional to 91,984,681.32, 126,917,027.01 and 52,289,075.13

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Solution

The fourth proportional to 91,984,681.32, 126,917,027.01 and 52,289,075.13 is: 72,146,512.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,984,681.32 : 126,917,027.01 = 52,289,075.13 : x
  2. Step 2: Convert to fraction form
    91,984,681.32/126,917,027.01 = 52,289,075.13/x
  3. Step 3: Cross multiply
    91,984,681.32x = 126,917,027.01 × 52,289,075.13
  4. Step 4: Simplify right side
    91,984,681.32x = 6,636,373,960,602,130
  5. Step 5: Solve for x
    x = 6,636,373,960,602,130/91,984,681.32
  6. Step 6: Final answer
    x = 72,146,512.50

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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.